Product Description

Power supply: 4 pieces of 1.5V alkaline batteries. Life time of bettery: over *5 months . Applicable Temperature : **0℃ 　～　*0℃. Anti-static Electricity: > *5, **0V , ensure information will not be lost under strong static electricity disturbing and still work stably. Static power consumption :< 5uA Dynamic Power consumption: About **0mA. Low-voltage indication: 4.8V. Relative humidity:<*5℃ If the door not be fully closed, the smart alarm will indicate the guest to close the cabinet door well.