ZigBee App Based Siren Alarm With 110ohm Sound with visual light with usb option

Description

8 Alarm Sound

Optional Ringtones Colorful Life

Choose your favorite ring tone according to personal preference

Intimate design

Advanced Power-off Memory Function

In the sudden power-off state, the siren will save the parameters that were set in the app before, when it is powered on, siren will resume normal working status in time.