The DYU D3F is an ultra-compact 14-inch folding electric bike designed for urban commuters. Powered by a 250W continuous (500W peak) motor and a removable 36V 10Ah (360Wh) battery, it provides up to 50 km of range in pedal assist mode and 40 km in pure electric mode. Features dual disc brakes, integrated headlight and rear fog light, an LCD display, and a three-step quick-fold design. The cruise control function maintains speed for 8 seconds of hands-free throttle operation.
In brief: 250W Folding. 36V 10Ah battery. Class 2 (Throttle 32 km/h). Up to 25 km/h. Steel frame. From $213 across 2 sellers.
Specs verified Aug 30, 2026
Where to Find
Prices tracked across 2 sellers* WattWorks may earn a commission from some sellers linked here. Sellers are ranked by total price and stock status only. Learn more
Price History
Current best price $213.30. Over the past 90 days: low $183.23, high $549.00, average $372.30 — down 43% vs average.
- DYU
- AliExpress - DYU electric bike Store
| Date | Price | Shipping | Total | Change | Coupon | Rating | Sales | In Stock | Status |
|---|---|---|---|---|---|---|---|---|---|
AliExpress - DYU electric bike Store(9 records) | |||||||||
| Aug 30, 202607:57 AM | $213.30 | $0.00 | $213.30 | $30.07 | — | — | — | Yes | active |
| Aug 26, 202608:27 AM | $183.23 | $0.00 | $183.23 | $8.74 | — | — | — | Yes | active |
| Aug 18, 202608:08 AM | $191.97 | $0.00 | $191.97 | $0.01 | — | — | — | Yes | active |
| Aug 14, 202608:39 AM | $191.98 | $0.00 | $191.98 | $21.32 | — | — | — | Yes | active |
| Aug 1, 202608:03 AM | $213.30 | $0.00 | $213.30 | $0.44 | — | — | — | Yes | active |
| Jul 23, 202608:04 AM | $212.86 | $0.00 | $212.86 | $4.44 | — | — | — | Yes | active |
| Jul 10, 202607:55 AM | $217.30 | $0.00 | $217.30 | $1.48 | — | — | — | Yes | active |
| Jun 14, 202608:25 AM | $215.82 | $0.00 | $215.82 | $15.79 | — | — | — | Yes | active |
| Jun 9, 202608:25 AM | $200.03 | $0.00 | $200.03 | Initial | — | — | — | Yes | active |
DYU(21 records) | |||||||||
| Aug 26, 202606:00 PM | $499.00 | $0.00 | $499.00 | $0.00 | — | — | — | Yes | active |
| Aug 18, 202605:55 PM | $499.00 | $0.00 | $499.00 | $0.00 | — | — | — | Yes | active |
| Aug 14, 202606:13 PM | $499.00 | $0.00 | $499.00 | $0.00 | — | — | — | Yes | active |
| Aug 10, 202605:53 PM | $499.00 | $0.00 | $499.00 | $0.00 | — | — | — | Yes | active |
| Aug 5, 202603:09 PM | $499.00 | $0.00 | $499.00 | $0.00 | — | — | — | Yes | active |
| Jul 28, 202609:09 AM | $499.00 | $0.00 | $499.00 | $0.00 | — | — | — | Yes | active |
| Jul 25, 202609:42 PM | $499.00 | $0.00 | $499.00 | $0.00 | — | — | — | Yes | active |
| Jul 24, 202606:21 PM | $499.00 | $0.00 | $499.00 | $0.00 | — | — | — | Yes | active |
| Jul 21, 202604:05 PM | $499.00 | $0.00 | $499.00 | $0.00 | — | — | — | Yes | active |
| Jul 20, 202611:01 AM | $499.00 | $0.00 | $499.00 | $50.00 | — | — | — | Yes | active |
| Jul 9, 202603:34 PM | $549.00 | $0.00 | $549.00 | $0.00 | — | — | — | Yes | active |
| Jul 7, 202604:01 PM | $549.00 | $0.00 | $549.00 | $0.00 | — | — | — | Yes | active |
| Jul 5, 202603:40 PM | $549.00 | $0.00 | $549.00 | $0.00 | — | — | — | Yes | active |
| Jul 3, 202602:55 PM | $549.00 | $0.00 | $549.00 | $0.00 | — | — | — | Yes | active |
| Jul 1, 202603:37 PM | $549.00 | $0.00 | $549.00 | $0.00 | — | — | — | Yes | active |
| Jul 1, 202609:23 AM | $549.00 | $0.00 | $549.00 | $50.00 | — | — | — | Yes | active |
| Jun 29, 202604:50 PM | $499.00 | $0.00 | $499.00 | $50.00 | — | — | — | Yes | active |
| Jun 21, 202609:23 AM | $549.00 | $0.00 | $549.00 | $0.00 | — | — | — | Yes | active |
| Jun 17, 202609:19 AM | $549.00 | $0.00 | $549.00 | $0.00 | — | — | — | Yes | active |
| Jun 12, 202609:24 AM | $549.00 | $0.00 | $549.00 | $0.00 | — | — | — | Yes | active |
| Jun 3, 202609:08 AM | $549.00 | $0.00 | $549.00 | Initial | — | — | — | Yes | active |
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Specifications
Classification
- E-Bike Class
- Class 2 (Throttle 32 km/h)
- Bike Type
- Folding
Motor
- Motor Position
- Rear Hub
- Wattage
- 250W
- Peak Wattage
- 500W
- Top Assist Speed
- 25 km/h
Battery
- Voltage
- 36.0V
- Capacity
- 10Ah
- Energy
- 360Wh
- Chemistry
- Li-ion
- Estimated Range
- 40 km – 50 km
- Charge Time
- 5.5 hrs
- Removable
- Yes
Frame & Build
- Frame Material
- Steel
- Frame Style
- Step-Through
- Wheel Size
- 14"
- Folding
- Yes
Drivetrain & Brakes
- Drivetrain
- Single Speed
- PAS Sensor
- Cadence
- Throttle
- Yes
- Brakes
- Mechanical Disc
Features
- Max Payload
- 120 kg
- Suspension
- None (Rigid)
- Integrated Lights
- Yes
- Color
- Black
Physical
- Weight
- 18 kg
