Wireless SOS Emergency Alarm Button for Elderly, Children and Home Security




Specification:
- Working Power: DC3.V(Cell coin battery)
- Working current: ≤15mA
- Standby current: ≤5uA
- Emission current:≥10mW
- SOS Button for emergency
- Wireless Distance:≥80M(Open Area)
- Wireless frequency:433Mhz














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