Bakeey Tuya Zigbee Smart Home Temperature & Humidity Sensor Thermometer Hygrometer Sound Light Alarm

Features: -?Detect Temperature and Humidity Siren with humidity and temperature sensor, set the temperature and humidity alarm range that automatically alarms, remote on/off via APP. -?Power Cut Memory Function Automatically restore the previous settings with memory function when network power off reconnecting. -?Device Sharing & APP Recording Allow others to control the device, and support checking all the added devices alarm message in history. -?40m Wireless Transmit Distance It can be used in the living room, bedroom, bathroom, kitchen, office, school, store, garage, etc.
Specification:

Brand	Bakeey
Power Supply	2*CR123A-3V
USB Power Supply	5V/1A
Volume	90dB
Working Temperature	0a????? 40a?? (32?￣F???104?￣F)
Working Humidity	20% ??? 85%
Wireless Frequency	2.4GHz
Network Range	40M
Wireless Protocol	Zigbee 3.0 IEEE 802.15.4
Size	68mm*68mm*33mm

Package Includes : 1 * Bakeey?Tuya?Zigbee Siren?Alarm Sensor 1 *?Screw Pack
1 *?Manual ?