Features and functions
1. Working on 433Mhz
2. 200 meter transmission range in open area
3. One key (Call)
Technical Parameters
1. Working current: 23.5mA
2. Standby current: <=2uA
3. Communication code:EV1527/330K
4. Battery volume: 65mAH/12V
5. Battery standby time: 3 years