Mini Temperature and Humidity Monitor Wide Range of Use Our mini-sized temperature and humidity sensor weighs only 21g, making it compact and space-saving. It includes a lanyard for convenient hanging in various locations. Smart App Control The TUYA Bluetooth Thermometer Hygrometer enables real-time monitoring of temperature and humidity changes. Supports smart functions such as remote monitoring and viewing temperature and humidity charts via the app. High Accuracy This hygrometer provides accurate temperature and humidity readings. Temperature accuracy (error value) is 0.5F / 0.3C, and humidity accuracy (error value) is 3% RH. Long Standby Time Equipped with a built-in CR2450 button battery, this thermometer offers a service life of 812 months. The app displays real-time battery level. Specifications - Temperature Range: -10C to 50C (14F to 122F) - Humidity Range: 20% to 99% RH - Temperature Accuracy: 0.5C (0.9F) - Humidity Accuracy: 5% RH - Power Supply: 1 x 3V CR2450 button battery (included) - Wireless Connection: Bluetooth - App: Tuya Smart - Material: ABS - Color: White Package Contents 1 x Temperature and Humidity Monitor Note: The product image may slightly differ from the actual item due to lighting and display variations. Measurement error is 13 cm.