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- Works in 915MHz (890-915MHz)
- Small size and light weight (8g)
- Transmit power up to 500mW(LR900-F) / 1000mW (LR900-P)
- Base on LoRa modulation technology to obtain excellent anti-interference performance
- Frequency hopping spread spectrum (FHSS)
- Using transparent transmission to compatible with any data and protocol not just mavlink
- CP2102 USB to UART IC, compatible with QGroundControl on Android
Data Transmission
- Transmission Rate: 2.1K Byte/s (default); 1.1K Byte/s; 0.4K Byte/s; 3.2K Byte/s(down) 1.6K Byte/s(up) in FHSS mode
- Maximum Single-package Length: 20K Byte
- Uart Baudrate for JST-GH Interface: 9600; 19200; 38400; 57600 (default); 115200
- Uart Baudrate for USB Interface: 57600 (default); 115200
Physical
- Dimensions: 43.4 x 25.8 x 11mm (without antenna)
- Weight: 8g
Electrical
- Supply Voltage: 5V DC (from USB or JST-GH)
- Average Transmit Current: 200 mA at 27dBm (LR900-F) / 400mA at 30dBm (LR900-P)
- Serial Interface: 3.3V UART JST-GH1.25-4P
- USB Interface: USB-Type-C (CP2102)
- Antenna Interface: SMA (Female)














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