EMASTIFF Tuya WIFI Smart Temperature and Humidity Sensor LCD Display Wireless Temperature and Humidi

Features: 1. Radio transmission circuit and coding technology to solve the problem of signal port blocking 2. A variety of temperature modes can be adjusted, suitable for different scenarios 3. Wireless transmission of data signals, mobile phone remote monitoring 4. Ultra-low power consumption, long battery life 5. With low voltage monitoring and prompt function 6. Regularly send online reports to the host 7. Anti-demolition design in the field of professional security 8. Split design, high reliability
Specification: Communication method: WIFI 2.4G Dimensions: 64X64X28mm Working temperature: -10~+55a?? 0~100%RH Power supply: DC 4.5V (not including 3 AA batteries)
Packing list: 1 * Temperature and humidity 1 * Manual ?