WiFi Bluetooth Temperature & Humidity Sensor - Wireless Indoor Climate Monitor with App Alerts

Temperature measurement accuracy: ± 1-2 °C
Made of high quality ABS plastic, compact size 70 * 25 * 20mm and weight 20g, powered by AAA x 2 batteries (not including batteries) .
PACKAGE LIST
temperature measurements range from -20 °C to 60 °C and humidity from 0% to Rh.
Temperature and humidity sensors are designed to conveniently monitor the condition of the house in real time to ensure a comfortable environment for your home using your smartphone via smart living or smart living . It comes with a built-in Wi-Fi module that you receive notifications of any changes from around the world. No additional purchase is required to use this device, which can function as an autonomous notification and monitoring system thanks to the Wi-Fi module. You need your smartphone or tablet to set up and use the sensors. The application can send you push notifications about alarm conditions, voice parameters, and control other devices such as conditioners, heaters, and surveillance cameras.
Power Monitoring: the application features a real-time battery monitor that automatically triggers an alarm when the battery is low.
Humidity measurement accuracy: ± 5% relative humidity.
Supports 2.4 ghz IEEE802.11b/g/n WI-FI frequencies,
1*Humidity