DUOTTS F20
DUOTTS F20
Electric Fat Bike – Power & Versatility
The DUOTTS F20 is a foldable electric fat bike designed to offer power, range, and maneuverability on all types of terrain. Thanks to its high-capacity battery, powerful motor, and wide all-terrain tires, it is perfectly suited for long rides, trails, and more demanding courses.
750W Motor – Power and Acceleration
The 750W brushless motor located in the rear hub offers dynamic acceleration and efficient assistance on varied terrain. It allows for high performance on off-road courses and sporty rides.
52V 27Ah Battery – Range up to 120 km
The DUOTTS F20 is equipped with a removable 52V / 27Ah lithium-ion battery offering a large energy capacity. It allows for a range of 60 to 120 km depending on the terrain, rider's weight, and the level of assistance used.
- Max Speed: up to 50 km/h (private use – not road legal)
- Tires: 20″ × 4.0″ all-terrain fat tires for maximum grip
- Suspension: adjustable hydraulic front fork
- Brakes: hydraulic front and rear disc brakes
- Display: multifunction LCD screen (speed, range, distance, assistance level)
- Frame: foldable for easy transport and storage
- Weight: ≈ 38 kg
- Max Load: 150 kg
- Charging Time: 6 to 7 hours
- Recommended User Height: 150 – 200 cm
- Dimensions: 168 × 58 × 120 cm (unfolded) | 100 × 58 × 78 cm (folded)
- Seat Height: 80 – 95 cm | Handlebar Height: 110 – 120 cm
The DUOTTS F20 can reach a speed greater than 25 km/h and is intended for private use on closed terrains. It is not approved for use on public roads according to European regulations for electric bicycles.
Opt for the DUOTTS F20 and enjoy a powerful, foldable, and versatile electric fat bike, ideal for off-road adventures and long rides.
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Technical Specifications
Technical Specifications
DUOTTS F20 Technical Specifications
| Feature | Detail / Value |
|---|---|
| Model | DUOTTS F20 |
| Type | All-terrain electric bike / retro cruiser |
| Motor | 1000 W brushless, rear-wheel drive, 70 Nm torque |
| Battery | 52V 27Ah Li-ion, removable |
| Max speed | 25 km/h (road legal), faster for private use/closed terrain |
| Range | 50–70 km in 100% electric, 130–140 km with pedal assist |
| Brakes | ZOOM dual-piston hydraulic discs, 180 mm front/rear |
| Suspension | Double crown front fork (80 mm), 3300 lb spring rear shock absorber, all non-adjustable |
| Tires | 20" x 4.0" Kenda, 30 TPI, all-terrain |
| Display / Console | 4.5" HD LCD XF009 screen, Bluetooth, Type-C port, speed, range, assist mode, distance |
| Charger | 58.8 V 2.8 A, full charge in 8–9 h |
| Weight | 38.03 kg |
| Max user weight | 150 kg |
| Dimensions (L×H×W) | 174 × 122.5 × 105 cm |
| Recommended rider height | 170–200 cm |
| Protection rating | IPX4 (splash resistant) |
| Operating temperature | -10°C to 40°C |
| Included in package | Charger, manual, tool kit, pedals, pump, phone case, rearview mirror, throttle grip |
Dimensions
Dimensions
What are the dimensions of the DUOTTS F20?
| Item | Value / Detail |
|---|---|
| Overall Dimensions (L × H × W) | 174 × 122.5 × 105 cm |
| Seat height (max) | 81 cm |
| Wheelbase | 120 cm |
| Rear base | 12 cm |
| Riser | 53 cm |
| Top tube | 31 cm |
| Wheel height | 60 cm |
| Total bike height | 122.5 cm |
| Total length | 174 cm |
| Seat tube | 86 cm |
| Net weight | 38.03 kg |
| Maximum supported weight | 150 kg |
Box contents
Box contents
What's in the box?
| Item | Quantity / Description |
|---|---|
| F20 E-bike | 1 unit |
| Battery | 1 unit, removable, 52V 27Ah |
| Charger | 1 unit, 58.8V 2.8A |
| Assembly tools | Allen keys (No.4,5), wrenches (No.10,12,13,15), Phillips screwdriver |
| Various accessories | Alloy pedals, air pump, half-twist throttle, rearview mirror, phone case, user manual |
FAQ
FAQ
DUOTTS F20 FAQ: All Frequently Asked Questions
| Question | Answer |
|---|---|
| What is the F20's range? | Up to 80–90 km in low-assist mode. Actual range is usually between 60 and 75 km depending on assist mode, rider weight, terrain, and riding conditions. |
| What is the maximum speed? | 25 km/h in accordance with European regulations for electric assist bicycles. Any modification to reach 50 km/h is prohibited on public roads. |
| How do I charge the battery? | Use the provided 48 V / 2 A charger. Charging time: 6 to 8 hours. The battery is removable and lockable for added security. |
| Can I ride in the rain? | Yes. The F20 is splash-resistant (IPX4 standard). However, avoid heavy and prolonged rain or high-pressure jet cleaning. |
| How do I remove and install the battery? | Unlock with the provided key, remove by the handle, then replace and lock after use or recharging. |
| What maintenance is recommended? | Clean with a damp cloth, check tire pressure (20 × 4.0), lubricate the chain, check brakes and tightenings before each use. |
| What should I do if an error code appears on the display? | Turn off the bike, remove the battery for 30 seconds, then turn it back on. If the code persists, consult the "Troubleshooting" section of the manual or contact DUOTTS support. |
| What is the maximum allowed load? | The maximum supported load is 180 kg (including rider and cargo). |
| Where can I find the complete manual? | The official manual is available here: 👉 DUOTTS F20 Full Manual |
