Specification:1.Working Power: DC3.V(Cell coin battery) 2.Working current: ≤15mA3.Standby current: ≤5uA 4.Emission current:≥10mW5.SOS Button for emergency 6.Wireless Distance:≥80M(Open Area)7.Wireless frequency:433Mhz8.Working Temperature:-10℃-55℃
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