1) wireless siren 2) strobe siren 3) alarm siren 4) wireless 5) used with all alarm keypad

wireless siren main features:

1) wireless siren , open distance 100m to the alarm host2) flash light  when alarm3) 110V-240VAC input 

4) wireless emitter can be connected to all kinds of main alarm host5) alarm sound  116db

6) size: 25cm*15cm*16cm

7)weight: 0.5kg

wireless flash siren