Features: Accurate Miniature LCDs Thermometers Hygrometer with high precisions sensors delivers realtime temperature/humidity readings (±1℃ & ±5% accuracy) for great indoor climate control. Clear LEDs display shows concurrent temperature, humidity, and maximums/minimum records with large screen and multiple mounting option (stand, stick, or hanging). Essential for parent monitoring nursery conditions and pet owners safeguarding animal habitats, this compact 45x45mm device ensures healthy environment. Optimizes living space like bedrooms, kitchens, and basements with portable humidity meter capabilities spanning 20°C to 60°C and 20-99% detection. Slimming ABS housing integrates a low power LR44 battery compartment, automatically tracking environmental extreme since activations through its precisions measurement chip. Specifications: Component: ABS Color: Black, White Size:Approx. 4.5x4.5x1.4cm/1.77x1.77x0.55in Power Supply: 1pc LR44 button battery(Included) Temperature measurement range: -20-60℃ Temperature accuracy: ±1℃ Humidity measurement range: 20%-99% Humidity accuracy: ±5% Package Includes: 1pc Temperature and Humidity Sensors note: Please allow 1-2cm error due to manual measurement. please make sure you donot mind before bid. Due to difference between different monitors, the picture may not reflect the actual color.