SW-R21 TFT Display
2.0-inch compact TFT display with clamp mount

Overview
The SW-R21 is a compact 2.0-inch TFT color display with a handlebar clamp mount. It offers essential ride data in a small footprint, making it suitable for city and folding e-bikes.
- 2.0-inch TFT color screen
- 12–60 V DC working voltage
- UART (default) / CAN (optional), Bluetooth 5.0
- IP66 protection rating
- CE / RoHS / EN13849 certified
Features & Dimensions
Standard Functions
- Assist level display and adjustment
- Real-time speed
- Single trip distance
- Total distance (ODO)
- Light on/off control
- Assist modes selection
- Power output indicator
- Error code display
- Settings menu
Optional Features
- Real-time cruise
- Multi-language
- Turning signal
- Signal / dual drive
- Dual battery
- Customized layout

Technical Specifications
| Model | SW-R21 |
| Screen Type | 2.0-inch TFT color screen |
| Working Voltage | 12–60 V DC |
| Communication | UART (default) / CAN (optional), Bluetooth 5.0 |
| Protection Rating | IP66 |
| Certification | CE / RoHS / EN13849 |
| Dimensions (W × H × D) | 90.00 × 50.00 × 84.09 mm |
| Handlebar Compatibility | Ø22.2 / Ø25.4 / Ø31.8 mm |
| Remote Control | Separate handlebar keypad (included) |
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