Accessori Sistema di Allarme Wireless 110~240VAC Impermeabile Wireless Sirena Esterno

2,Study siren to wireless alarm host;. 1, Power:110~240VAC,50Hz. Connect 10 wireless alarm host at most;. Unique,elegant,waterproof;. Inbuilt circuit for charging back-up battery. 3,Disconnect power after studying,choose suitable outdoor place.

eBay