WUSA01
* USB Siren Alarm.
* TuyaSmart APP.
* Sound:120 dB.
* Trigger alarm, make sound and light
* Multiple Sound Selection
* Power supply: Mini USB , 5V-1A
* Backup power supply: CR123A x 2 (optional)
* Wireless Type:2.4GHz, 1T1R
* Protocol:IEEE 802.11b/g/n
* Wireless Range:45m
* Operating Temperature:0℃~ 60℃ (32°F~104°F)
* Free app:Tuyasmart or Smart Life.
* Support systems: Android and IOS.
* Workes with Alexa Echo and google home.
* Product size(D*W*H): 68x 68x 30mm