Allarme perdite acqua casa rilevatore di trabocco livello alluvione sensore sicurezza casa 120db
Siren Sound Level: approx.120 dB. Automatic water leakage alarm is triggered when leakage or flooding is detected. 1 x Water Leak Alarm. Powerful 120-dB alarm travels up to 100 yards, keep reminding of you until the sensor is dry.