Features: Home temperature and humidity Smile clock combines temperature and humidity monitoring and clock function. Monitoring of indoor temperature and humidity helps family member adjust the indoor climate in time to enhancing comfort. The use of precise sensors ensures that the data is accurate and reliable, allowing users to keep tracking of changes in the living environment and prevent problems such as humidity and dryness. Large screen display, the number are clearly visible, temperature and humidity values, convenient for users to check at any time A variety of installation, including wall-mounted, desktop placement, flexible to adapt to different space requirements, users can choose the appropriate installation method according to their preferences. Specifications: Temperature ranging: -10°C~50°C) , Accuracy: ±1.5℃ Humidity range: 20%-95%, Accuracy: ±5% Temperature Resolution: 0.1℃ Refreshing rate: 10seconds Power supply: 2xAAA 1.5V (Not inlcude) Size：about 8.2x7.2x1.3cm/3.23x2.83x0.51in Color：Black/White Package Includes: 1PC Indoor Temperature note: Please allow 0-1cm error due to manual measurement. Please allow for slight color difference due to different display resolution.