Features:<br />APP remote control, after processing by mobile phone APP and Hub, remote control can be realized.<br />Clear large-screen &amp; battery display, display the data on the screen.<br />Push notification to mobile phone.<br />With temperature and humidity sensor.<br />Detect luminous intensity.<br/>Specifications:<br />Battery: AA battery * 2pcs (included)<br />Temperature and humidity chip: SHT31<br />Temperature detect range: -20℃&#xff5e; 80 ℃ <br />Humidity detect range: 0%&#xff5e;100% <br />Luminous intensity detect range: 0Lux&#xff5e;157000Lux <br />Working temperature: -10℃&#xff5e; 60℃ (14°F&#xff5e;140°F) <br />Working humidity: 0% &#xff5e; 100% <br />Standby current: 60.5uA<br />Network protocol: Zigbee 3.0, IEEE 802.15.4<br />WI-FI distance: 40M<br/>There is a certain error, temperature (±0.5), humidity (±5%)<br />The current ambient temperature value is judged once every 3S. Confirmation interval is 3S.<br />When the temperature value changes more than 2 degrees, the current temperature value is updated and displayed<br />The current environmental humidity value is judged once every 3S. Confirmation interval is 3S.<br />When the humidity value changes more than 3%, the current humidity value will be updated and displayed<br/>Package Information:<br />Package Size: Approx. 9.8 * 8.8 * 5.3cm / 3.9 * 3.5 * 2.1in<br />Package Weight: Approx. 128g / 4.5oz <br/>Package List:<br />1 * Smart Zigbee Temperature and Humidity Sensor