DUOTTS

DUOTTS C29 Single Battery Electric Bike combines a 48V 15Ah removable battery, 750W rear hub motor, 29-inch wheels and Shimano 21-speed gearing for commuting, trekking and light mixed-surface riding. The EU configuration is supplied with pedal assistance limited to 25 km/h.

Technical specifications

• Model: DUOTTS C29L Single Battery
• Motor: 750W rear brushless hub motor; configured to the applicable local limit
• Assist limit: 25 km/h supplied EU setting
• Battery: removable 48V 15Ah lithium battery (720Wh)
• Claimed range: 50–60 km electric mode; up to 80–100 km with pedal assist
• Charging time: approximately 6–8 hours
• Wheels and tyres: 29 × 2.1-inch pneumatic tyres
• Transmission: Shimano 21-speed
• Suspension: front suspension fork
• Brakes: front and rear disc brakes
• Frame: aluminium alloy
• Water resistance: IPX4
• Maximum load: 150 kg
• Approximate weight: 26–30 kg
• Colour: black/blue

Range and everyday use

Range figures are supplier claims under favourable conditions. Rider weight, assistance level, terrain, weather, tyre pressure and stopping frequency can reduce real-world range. The removable battery supports indoor charging, while the larger wheels and suspension fork suit city roads, cycle paths and light trails.

Configuration and legal use

The bike is supplied according to the destination’s applicable speed and motor settings. Any setting changes must only be used where permitted. Riders are responsible for complying with local road, registration, equipment and safety rules.

What’s in the box

• DUOTTS C29L Single Battery electric bike
• Removable battery
• Charger
• Tool kit
• User manual

The DUOTTS C29 Dual Battery Electric Bike is designed for riders who demand extra endurance and reliable performance for their daily commutes or weekend adventures. Built with a durable aluminum alloy frame and a Shimano 21-speed transmission, this model ensures smooth shifting and versatile riding across mixed terrain. The addition of dual 48V 15Ah lithium batteries provides a massive 30Ah combined capacity, extending range and reducing downtime between charges.

Equipped with a suspension front fork and robust 29×2.1” Chaoyang tires, the C29 is well-suited for both city and light off-road conditions. Mechanical disc brakes with 160mm rotors ensure solid stopping power, while integrated front and rear stainless steel lights, plus a sturdy rear rack, make it a practical choice for commuting or longer journeys. Its Bluetooth-enabled 2.9” display also provides smart connectivity via the Duotts app, giving riders detailed ride data and control options.

DUOTTS C29 Dual Battery Electric Bike

Specifications Breakdown

Model: DUOTTS C29 Dual Battery

Bike Type: Electric commuter / trekking / mountain-style bike

Colour: Black / Blue 

Motor Power: 750W rear hub motor

Torque: 65 Nm

Battery: Dual 48V 15Ah removable lithium batteries

Battery Capacity: 30Ah combined / 1440Wh total

Top Speed: Up to 25 km/h (15.5 mph)

Range: Up to 100–120 km (62–75 miles)

Charging Time: Approx. 6–8 hours

Wheel Size: 29-inch wheels

Tyres: 29 × 2.1-inch Chaoyang tyres

Suspension: Front suspension fork

Brakes: Front and rear disc brakes with 160 mm rotors

Display: 2.4-inch HD display

App Control: Bluetooth-enabled for the DUOTTS app

Transmission: Shimano 21-speed gear system

Frame Material: Aluminium alloy frame

Lighting: Front light and rear light

Rear Rack: Yes

Water Resistance: IPX4

Maximum Load: 150 kg (330 lbs)

Bike Weight: 26.5 kg (58.4 lbs)

Product Dimensions: 186 × 68 × 108 cm (73.2 × 26.8 × 42.5 in)

Recommended Rider Height: 170–200 cm (5 ft 7 in–6 ft 7 in) 

What’s in the Box

1 × DUOTTS C29 Dual Battery Electric Bike

1 × Charger

1 × Tool kit

1 × User manual

1 × Pedals

1 × Air pump

1 × Half-twist throttle

1 × Quick-release axle

1 × Motor axle protectors

1 × Phone bag 

FAQs

What is the battery setup on the DUOTTS C29 Dual Battery?

It uses two removable 48V 15Ah batteries for a combined 30Ah capacity and much longer riding range. 

How far can the DUOTTS C29 Dual Battery go on one charge?

Up to 100–120 km (62–75 miles), with real-world range changing based on terrain, rider weight, assist level, and riding conditions. 

What motor does the DUOTTS C29 Dual Battery use?

It uses a 750W rear hub motor with 65 Nm of torque. 

What tyres does the C29 Dual Battery use?

It uses 29 × 2.1-inch Chaoyang tyres, giving it a stable feel for commuting and mixed terrain. 

Does the DUOTTS C29 Dual Battery have suspension?

Yes, it comes with a front suspension fork. 

What brakes does it have?

Front and rear disc brakes with 160 mm rotors. 

Does the C29 Dual Battery have gears?

Yes, it comes with a Shimano 21-speed gear system. 

Does it support app control?

Yes, the display is Bluetooth-enabled and works with the DUOTTS app. 

Is the DUOTTS C29 Dual Battery good for commuting and longer rides?

Yes, the dual-battery setup, rear rack, large 29-inch wheels, and Shimano gearing make it a strong option for commuting, countryside routes, and longer everyday rides. 

What is the maximum load?

Up to 150 kg (330 lbs).

The DUOTTS F26 Lite is built for riders who want comfort, durability, and long-range performance. Equipped with a 48V 18Ah lithium battery, it provides reliable power and a range of up to 80–90 km with pedal assist or 50–60 km in pure electric mode. Whether you’re commuting through the city or exploring countryside paths, the F26 Lite delivers a smooth and dependable ride.

The bike features 26×4.0” fat tires, a front suspension fork, and hydraulic disc brakes, giving you stability and confident control across different terrains. Practical additions such as a rear cargo rack, integrated front and rear lights, and a clear LCD display make it a great choice for daily commuting, weekend rides, and everyday adventures.

DUOTTS F26 Lite Electric Bike

Specifications Breakdown

Model: DUOTTS F26 Lite

Bike Type: Electric commuter / off-road fat-tire e-bike

Colour: Silver / White, Black / Red

Motor Power: 500W rear hub motor

Torque: 65 Nm

Battery: 48V 18Ah Dongma lithium battery

Battery Capacity: 864Wh

Top Speed: Up to 25 km/h (15.5 mph)

Range: Up to 80–90 km (50–56 miles) with pedal assist / up to 50–60 km (31–37 miles) in pure electric mode

Charging Time: Approx. 8–10 hours

Wheel Size: 26-inch wheels

Tyres: 26 × 4.0-inch fat tyres

Suspension: Front suspension fork

Brakes: Hydraulic disc brakes

Transmission: Shimano 7-speed gear system

Display: LCD display with Bluetooth

App Control: DUOTTS app support

Sensor: Torque sensor

Frame Material: Aluminium alloy frame

Lighting: Front and rear lights

Rear Rack: Yes

Water Resistance: IPX4

Maximum Load: 150 kg (330 lbs) 

What’s in the Box

1 × DUOTTS F26 Lite Electric Bike

1 × Charger

1 × Tool kit

1 × User manual 

FAQs

What motor does the DUOTTS F26 Lite use?

500W rear hub motor with 65 Nm of torque. 

What battery does the DUOTTS F26 Lite have?

48V 18Ah Dongma lithium battery with 864Wh capacity. 

How far can the DUOTTS F26 Lite go on one charge?

Up to 80–90 km (50–56 miles) with pedal assist, or up to 50–60 km (31–37 miles) in pure electric mode. 

What is the top speed of the DUOTTS F26 Lite?

Up to 25 km/h (15.5 mph). 

What tyres does the F26 Lite use?

26 × 4.0-inch fat tyres. 

Does the DUOTTS F26 Lite have suspension?

Yes, it comes with a front suspension fork. 

What brakes does it have?

Hydraulic disc brakes. 

Does it have gears?

Yes, it comes with a Shimano 7-speed gear system. 

Does the F26 Lite support app control?

Yes, it supports Bluetooth connection with the DUOTTS app. 

What colours does the DUOTTS F26 Lite come in?

Silver / White and Black / Red.

The DUOTTS S26 Electric Bike is built for riders who want long-range capability, comfort, and strong all-terrain performance. Designed with a durable aluminum alloy frame and a high-capacity 48V 20Ah Samsung lithium battery, it delivers reliable endurance for daily commuting, longer journeys, and outdoor exploration. With a range of up to 120 km with pedal assist or around 60 km in pure electric mode, the S26 is ideal for both everyday travel and weekend adventures.

Large 26×4.0″ fat tires provide excellent traction and stability across a wide range of surfaces, including city streets, gravel paths, sand, and light off-road trails. The full suspension system, combining a front suspension fork and rear shock, helps absorb bumps and rough terrain, creating a smoother and more comfortable ride.

For confident control, the S26 features hydraulic disc brakes, offering strong and responsive stopping power in different riding conditions. A Shimano 7-speed drivetrain allows smooth gear changes and easy adjustment when riding on hills or flat roads.

Practical additions such as a clear LCD display with Bluetooth connectivity, integrated lighting, and a removable battery for convenient charging make the DUOTTS S26 a dependable choice for commuting, longer rides, and all-terrain adventures.

DUOTTS S26 Electric Bike

Specifications Breakdown

Model: DUOTTS S26

Bike Type: Dual-motor fat-tire electric bike

Colour: Black / Yellow

Motor Power: Dual 750W brushless hub motors

Total Motor Output: 1500W

Top Speed: Up to 50–55 km/h (31–34 mph)

Battery: Samsung 48V 20Ah lithium-ion battery

Battery Capacity: 960Wh

Range: Up to 40–60 km (25–37 miles) in pure electric mode / up to 100–120 km (62–75 miles) with pedal assist

Charging Time: Approx. 6–8 hours

Wheel Size: 26-inch wheels

Tyres: 26 × 4.0-inch fat tyres

Suspension: Full suspension

Brakes: DYISLAND hydraulic disc brakes

Display: HD display

App Control: Bluetooth app support

Transmission: Shimano 7-speed gear system

Frame Material: Aluminium alloy frame

Rear Rack: Yes

Maximum Load: 150 kg (330 lbs) 

What’s in the Box

1 × DUOTTS S26 Electric Bike

1 × Charger

1 × Tool kit

1 × User manual 

FAQs

What motor setup does the DUOTTS S26 use?

It uses dual 750W brushless hub motors for a combined 1500W output. 

How far can the DUOTTS S26 go on one charge?

Up to 40–60 km (25–37 miles) in pure electric mode and up to 100–120 km (62–75 miles) with pedal assist. 

What battery does the DUOTTS S26 have?

Samsung 48V 20Ah lithium-ion battery with 960Wh capacity. 

What is the top speed of the DUOTTS S26?

Up to 50–55 km/h (31–34 mph). 

Does the DUOTTS S26 have suspension?

Yes, it comes with full suspension for improved comfort and control. 

What tyre size does the S26 use?

It uses 26 × 4.0-inch fat tyres. 

What brakes does it have?

DYISLAND hydraulic disc brakes. 

Does the S26 have gears?

Yes, it comes with a Shimano 7-speed gear system. 

Does the DUOTTS S26 support app control?

Yes, it has Bluetooth app support for ride data and settings. 

What is the maximum load?

Up to 150 kg (330 lbs).

The DUOTTS F26 Electric Bike is designed for riders who want long-range performance, comfort, and versatility across different terrains. Built with a durable aluminum alloy frame and a high-capacity 48V 20Ah Samsung lithium battery, it provides reliable endurance for daily commuting, longer rides, and outdoor adventures.

Equipped with 26×4.0″ fat tires, the F26 offers excellent grip and stability on a wide range of surfaces including city streets, gravel paths, sand, and light off-road trails. The front suspension fork helps absorb bumps and uneven terrain, delivering a smoother and more comfortable riding experience.

For confident control and safety, the bike features hydraulic disc brakes, providing strong and responsive stopping power in different riding conditions. A Shimano 7-speed gear system allows smooth shifting and easy adaptation when riding on hills or flat roads.

Practical additions such as a clear LCD display with Bluetooth connectivity, integrated lighting, and a removable battery for convenient charging make the DUOTTS F26 a dependable choice for commuting, weekend exploration, and everyday riding.

DUOTTS F26 Electric Bike

Specifications Breakdown

Model: DUOTTS F26

Bike Type: Electric fat-tire / off-road e-bike

Colour: Black / Red, Silver / Black

Motor Power: Dual 750W brushless motors

Total Motor Output: 1500W

Peak Motor Output: Up to 2000W peak

Torque: 65 Nm

Top Speed: Up to 50–55 km/h (31–34 mph)

Battery: Samsung 48V 20Ah lithium-ion battery

Battery Capacity: 960Wh

Range: Up to 40–60 km (25–37 miles) in pure electric mode

Pedal Assist Range: Up to 100–120 km (62–75 miles)

Charging Time: Approx. 6–8 hours

Wheel Size: 26-inch wheels

Tyres: 26 × 4.0-inch fat tyres

Suspension: Front suspension fork

Brakes: Hydraulic disc brakes

Display: LCD display with Bluetooth

App Control: DUOTTS app support

Transmission: Shimano 7-speed gear system

Frame Material: Aluminium alloy frame

Lighting: Front light

Water Resistance: IPX4

Maximum Load: 150 kg (330 lbs) 

What’s in the Box

1 × DUOTTS F26 Electric Bike

1 × Charger

1 × Tool kit

1 × User manual 

FAQs

What motor setup does the DUOTTS F26 use?

It uses dual 750W brushless motors, giving 1500W total motor output and up to 2000W peak power. 

How far can the DUOTTS F26 go on one charge?

Up to 40–60 km (25–37 miles) in pure electric mode and up to 100–120 km (62–75 miles) with pedal assist. 

What battery does the DUOTTS F26 have?

Samsung 48V 20Ah lithium-ion battery with 960Wh capacity. 

What is the top speed of the DUOTTS F26?

Up to 50–55 km/h (31–34 mph). 

What tyres does the F26 use?

It uses 26 × 4.0-inch fat tyres. 

Does the DUOTTS F26 have suspension?

Yes, it comes with a front suspension fork. 

What brakes does it have?

Hydraulic disc brakes. 

Does the F26 have gears?

Yes, it comes with a Shimano 7-speed gear system. 

Does the DUOTTS F26 support app control?

Yes, it supports Bluetooth connection with the DUOTTS app. 

What colours does the DUOTTS F26 come in?

Black / Red and Silver / Black.

DUOTTS C29 Lite 250W Electric Bike

The DUOTTS C29 Lite is a 250W city-oriented electric bike with a 36V 13Ah battery, steel frame and narrow 27.5-inch road tyres. Shimano seven-speed gears, a front suspension fork and mechanical disc brakes are paired with full-coverage mudguards and a rear rack.

Specifications

• Motor: 36V 250W
• Battery: 36V 13Ah lithium-ion; 468Wh nominal
• Torque: 43Nm manufacturer specification
• Assist speed: 25km/h supplied specification; local rules apply
• Charger: 42V 2A compatible charger
• Charging time: Approximately 6–8 hours
• Tyres: 27.5 × 1.65-inch road tyres with reflective stripes
• Brakes: Front and rear mechanical disc brakes, 160mm rotors
• Gearing: Shimano 1×7-speed
• Frame: Steel
• Front suspension: 85mm travel, non-adjustable and non-locking
• Pedal assistance: Speed sensor; levels 0–4
• Display: Three-button colour display; confirm delivered edition for replacement parts
• Net weight: 27.8kg
• Dimensions: 180 × 110 × 68cm
• Maximum load: 150kg total; rear rack separately rated 25kg
• Ingress protection: IPX4; not waterproof

What’s in the box

DUOTTS C29 Lite electric bike, compatible charger, manual, pedals and assembly tools. The manufacturer also lists an air pump and accessory hardware; check the delivered packing list. Rider clothing and other lifestyle-photo accessories are not included.

Frequently asked questions

Which version is this?
This is the C29 Lite with a 250W motor, 36V 13Ah battery and 27.5-inch wheels. It is not the C29, C29 Max or C29-K.

What battery capacity does it have?
36V 13Ah (468Wh nominal). Only use replacement batteries matched to the exact model, connectors and mounting.

How long does charging take?
The manufacturer lists approximately 6–8 hours. Use the compatible supplied charger and follow the battery instructions.

Which tyres does it use?
27.5 × 1.65-inch tyres are specified. Confirm the tyre sidewall, rim and valve before buying replacement tyres or tubes.

What brakes are fitted?
Mechanical disc, 160mm front and rear. Inspect both brakes before riding; servicing must match the brake type.

Does it have suspension?
The front fork has 85mm travel and is non-adjustable without lockout. A rear shock is not specified.

What type of pedal assistance does it have?
A speed sensor controls assistance with levels 0–4. It is not advertised here as torque-sensing.

Is the range guaranteed?
No. Temperature, gradients, rider and luggage weight, assistance level, tyre pressure and battery condition affect distance per charge.

Is it waterproof?
No. IPX4 is not protection against immersion or pressure washing. Keep charging equipment and battery connectors dry.

Can it be used on public roads everywhere?
No. Check the exact delivered configuration and local rules, including throttle, power and speed requirements. A specification alone is not legal approval.

DUOTTS C29-K 750W Dual-Battery Electric Bike

The DUOTTS C29-K pairs a 750W motor with two 48V batteries: 15Ah on the frame and 22.5Ah at the rear rack. Its 29-inch wheels, hydraulic disc brakes and Shimano 21-speed gears suit riders looking for a large-wheel, dual-battery configuration. This listing follows the supplier’s 750W entry; it is not the separate 250W EU version.

Specifications

• Motor: 48V 750W international configuration
• Battery: 48V 15Ah + 22.5Ah; 1800Wh combined nominal
• Torque: 65Nm manufacturer specification
• Charging time: Approximately 6–8 hours
• Chargers: 54.6V 2A and 54.6V 3A listed by the manufacturer
• Tyres: 29 × 2.125-inch Chaoyang tyres, with inner tubes
• Brakes: Front and rear hydraulic disc brakes, 160mm rotors
• Gearing: Shimano Tourney 3×7-speed
• Frame: Aluminium alloy
• Front suspension: 100mm travel, with lockout
• Display: 2.4-inch HD display; Bluetooth-enabled for the DUOTTS app
• Pedal assistance: Speed sensor, levels 0–5
• Net weight: 32.5kg, not packed shipping weight
• Dimensions: 1860 × 1080 × 680mm
• Maximum load: 150kg total; rear rack limit separately listed as 25kg

What’s in the box

C29-K electric bike, compatible charging equipment, user manual, assembly tools, pedals and quick-release axle. The manufacturer also lists a half-twist throttle, axle protectors, pump and phone bag; confirm accessories against the delivered packing list. Delivery bags and rider clothing shown in lifestyle images are not included.

Frequently asked questions

Which version is this?
This is the supplier-listed 750W C29-K international configuration with 48V 15Ah and 22.5Ah batteries. EU warehouse stock does not make it the separate 250W EU edition.

How much battery capacity is fitted?
The two 48V batteries are rated 15Ah and 22.5Ah, totalling 1800Wh nominal. Replacement batteries must match the exact mounting, connectors and electrical specification.

How long does charging take?
The manufacturer lists approximately 6–8 hours and 54.6V 2A plus 54.6V 3A charging equipment. Follow the supplied instructions and match each charger to its intended battery.

What brakes does it use?
Hydraulic disc brakes are specified front and rear, with 160mm rotors. Match replacement pads and hydraulic service parts to the delivered brake assembly.

Which tyres are specified?
29 × 2.125-inch Chaoyang tyres with inner tubes. Check sidewall markings, rim size and valve before ordering replacements.

Does it have suspension?
A front suspension fork with 100mm travel and lockout is listed. A rear shock is not specified.

What gears and pedal assistance does it have?
Shimano Tourney 3×7-speed gears are paired with speed-sensor pedal assistance, using levels 0–5.

What can the rear rack carry?
The manufacturer lists a 25kg rear-rack limit and a 150kg total loading limit. Those are separate limits; account for the fitted rack battery and follow the supplied loading instructions.

Is the advertised range guaranteed?
No. Distance changes with total load, assistance, speed, gradients, temperature, tyre pressure and battery condition.

Is this approved for public roads everywhere?
No. A 750W specification and EU stock location are not proof of road approval. Check local rules and the exact delivered configuration before riding.

DUOTTS C29 Max 250W Electric Bike

This DUOTTS C29 Max listing is the supplier’s 250W configuration with a 48V 18Ah battery. It combines torque-sensing pedal assistance, Shimano seven-speed gearing and hydraulic disc brakes with a 100mm-travel suspension fork. The international 960W version is a different configuration.

Specifications

• Motor: EU configuration: 48V 250W; international 960W configuration is not this listing
• Battery: 48V 18Ah lithium-ion; 864Wh nominal
• Torque: 65Nm manufacturer specification
• Assist speed: EU configuration 25km/h; local rules apply
• Charger: 54.6V 2A compatible charger
• Charging time: Approximately 8–9 hours
• Tyres: Kenda 29 × 2.1-inch pneumatic tyres
• Brakes: ZOOM dual-piston hydraulic disc brakes, 160mm rotors
• Gearing: Shimano Tourney 1×7-speed
• Frame: Aluminium alloy
• Front suspension: 100mm travel with lockout; non-adjustable
• Pedal assistance: Torque sensor; levels 0–5
• Display: S869 2.4-inch HD LCD with DUOTTS app Bluetooth support
• Dimensions: 184 × 113 × 68cm, manufacturer technical table
• Maximum load: 150kg total; rear rack separately rated 25kg
• Ingress protection: IPX4; not waterproof

What’s in the box

DUOTTS C29 Max electric bike, compatible charger, manual, pedals and assembly tools. The manufacturer also lists an air pump and accessory hardware; check the delivered packing list. Rider clothing and other lifestyle-photo accessories are not included.

Frequently asked questions

Which version is this?
This is the EU 250W C29 Max with a 48V 18Ah battery. Do not confuse it with the separate international 960W configuration.

What battery capacity does it have?
48V 18Ah (864Wh nominal). Only use replacement batteries matched to the exact model, connectors and mounting.

How long does charging take?
The manufacturer lists approximately 8–9 hours. Use the compatible supplied charger and follow the battery instructions.

Which tyres does it use?
Kenda 29 × 2.1-inch tyres are specified. Confirm the tyre sidewall, rim and valve before buying replacement tyres or tubes.

What brakes are fitted?
ZOOM dual-piston hydraulic disc, 160mm front and rear. Inspect both brakes before riding; servicing must match the brake type.

Does it have suspension?
The front suspension fork has 100mm travel and a lockout. The technical table does not specify a rear shock.

What type of pedal assistance does it have?
A torque sensor controls pedal assistance with levels 0–5.

Is the range guaranteed?
No. Temperature, gradients, rider and luggage weight, assistance level, tyre pressure and battery condition affect distance per charge.

Is it waterproof?
No. IPX4 is not protection against immersion or pressure washing. Keep charging equipment and battery connectors dry.

Can it be used on public roads everywhere?
No. Check the exact delivered configuration and local rules, including throttle, power and speed requirements. A specification alone is not legal approval.