ITEM NAME:Smart Temperature Humidity Sensor High Accuracy T&H Sensor Home Description: Wireless transmission of data signals, mobile phone remotely monitoring. Radio transmission circuit and coding technology to solve the problem of signal interference blocking. A variety of temperature modes can be adjusted, suitable for different scenarios. Ultra-low power consumption, long battery life. Split design, high reliability. With low voltage monitoring prompt function. Send online reports to the host regularly. Specification: Material: ABS Plastic Color: White Size: 61.2X23mm Power Supply: DC 3V AAA battery x2 (battery not include) Working temperature: -10 ~ 50 ℃ Package Includes: 1x WiFi Temperature/Humidity Sensor Note: Please allow slightly 0-1cm difference due to manual measurement. Colors can appear different depending on light and how the listing is viewed. Thanks for your understanding and attention. Wish you a pleasant shopping experience! SKU: DMO0022223068033644.1x WiFi Temperature/Humidity Sensor. A variety of temperature modes can be adjusted, suitable for different scenarios. Working temperature: -10 ~ 50 ℃. Radio transmission circuit and coding technology to solve the problem of signal interference blocking.