130dB big alarm voice

High sensitive detect board

Stable quality

Application:

Fish tank, solar water heater, pool, kitchen...

Specifications:

Voice: 130dB

Power supply: 9V battery (not include)

Size: 98*46*22mm

Material: ABS

Color: White

Remark: if the detect board put on metal directly, please use a paper under detect board,it is avoid false alarm.