– Quantity: 3 pack
– 130dB loud alarm voice
– High sensitive detect board
– 3M double side paster for easy install
– 37.8 inches cable, easy extend by user
– Supply by 9V battery (not include), battery life will be about 12 months for normal use
(low quality battery about 6 months, very high frequency alarm or testing, battery life will be shorter)
Topvico Flood Alarm Water Leak Sensor Detector 130dB Work Alone Home Security 3 Pack
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