Zigbee Temperature and Humidity Sensor App Remote Monitor Smart Home Thermometer Detector for Ewelink Zigbee Bridge Alexa Alice Color:1Pcs(No Battery) which simply plugs in-line with

which simply plugs in-line with your existing cables

Energy Efficiency: The Wireless ZigBee Entry Sensor ensures low power consumption for extended battery life

You can easily communicate with family members or warn intruders using the built-in two-way audio

Free hands via easy voice control with Alexa and Google Home

which will not affect use

Zigbee Temperature and Humidity Sensor App Remote Monitor Smart Home Thermometer Detector for Ewelink Zigbee Bridge Alexa Alice Color:1Pcs(No Battery) which simply plugs in-line withPlease use it with one ewelink zigbee hub !!! Battery isn't included. Product name: Temperature & Humidity Sensor Wireless protocol : Zigbee 3. 0 App: Ewelink App Temperature Resolution : 0. 1 C Humidity Resolution: 1% Temperature Measurement Accuracy:0. 3C Humidity Measurement Accuracy:3% Working voltage: DC 3. 0V Battery type : 2 * LR03 AAA (Not included) Standby Current :5uA Stnadby Time: 12 Months Working Temperature 10~55C Working Humidity: Max