Simple door magnetic burglar alarm doorbell alarm and other four in one function door and window alarm/alarm(wechat:13510231336)

Product Details

Product Description

Product Description
Simple door magnetic burglar alarm doorbell alarm and other four in one function door and window alarm
Product name: Simple door magnetic alarm/magnetic switch intrusion detector
Alarm volume: 108db
Powered battery: 2 AAA(or No. 7) alkaline batteries work
Battery life: more than 2 years in standby mode (counting 5 times per day)
Operating temperature: -10℃~60℃
Working environment humidity:<80%
Storage temperature: -20 ° C ~ 70 ° C

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