Smartiqo Zigbee Smart Siren Alarm Inbuilt Battery Detection Range: 30ft

Low-profile design blends seamlessly with your wall or ceiling
Audible notification lets you know when activity is detected
This smart alarm siren installs easily with hardware or adhesive strips
Built-in battery provides continuous operation for up to two years
Helps keep your home safe even if the electricity fails
No hub required, Wi-Fi built-in
Compatible with all 2.4 GHz Wi-Fi networks
Not compatible with 5GHz networks
*Use the siren as a deterrent for suspicious activities
*Request for help
*To ward off unwanted visitors
*Providing you peace of mind anywhere and anytime.

Operating Voltage : 3.7v 550mAh
Wi-Fi standard : 2.4GHz 802.11 b/h/n
Stand-by power consumption: <2W
Operating RF: 433.92MHZ
Support 5 remote controllers and 20 wireless 433mhz accessories
Material: ABS
Alarm Volume:0~120dB
Working temperature:-20a ~+50a
Working Humidity:le85%
In the box: 1*Smart WIFI Siren