8X Fire Smoke Alarm Detector Sensor Battery Operated Room Home

8X Fire Smoke Alarm Detector Sensor Battery Operated Room Home — Alert and warn people stay far away from danger field when it detected smoke. Charges from a power bank or the car — no disposable batteries. Highlights: Easy to install and convenient to use; Powered by 9V battery (Included); Alert and warn people stay far away from danger field when it detected smoke. Features • Easy to install and convenient to use. • Powered by 9V battery (Included). • Alert and warn people stay far away from danger field when it detected smoke. • The detector adopts the special structure design and ASIC, has the dustproof, mothproof and anti outside light interference feature etc. • This smoke detector detects the smoke to make sure everyone is awakened and alerted in case of a fire emergency. • Alarm volume: 10 feet to 85 dB. • Round Size: R = 102mm, H = 31mm. Why you'll love it • Charges from a power bank or the car — no disposable batteries. • Sets up in minutes, even after dark. Best for • Weekend camping • Desert nights