Features 【Highly Accurate Readings】This compact LCD thermohygrometer displays a large number of indoor and outdoor temperatures with an accuracy of +or -2°F, degrees Fahrenheit and Celsius available. VERSATILE USE The thermohygrometer is suitable for a wide range of applications including use in homes, offices, factories, warehouses and outdoor locations. The device can be used to monitor temperature and humidity levels in a variety of settings and Free Temperature Measurement This thermohygrometer can freely monitor the temperature in different places such as rooms, patios, cellars, greenhouses, gardens, etc. 2 Placement Options The thermohygrometer has 2 placement options that allow you to place it anywhere, such as a durable table stand or hanging bracket for hooks. BATTERY POWERED - The thermohygrometer is powered by batteries, making it easy to use and install in any place. The battery-powered design also ensures long life and low maintenance. Specification: Item Type: Wireless Thermometer Hygrometer Material: ABS Model No.: ZW1268 Material: ABS Power supply: Receiver: 2 AAA dry batteries (not included) Display: 2 x AAA dry batteries (not included) Function: Display: 4.0 inch LCD screen Indoor temperature: -10°C to +50°C Outdoor temperature: -40°C to +60°C Indoor humidity: 20% to 99% Weather forecast for the next 24 hours, hour, calendar, alarm function, 12, 24 hours switchable Frequency: 433MHz. Package list: 1 x Monitor 1 x receiver. 2 x Screws 2 x expansion screws. 1 x Instruction Manual Package List 1 x Monitor 1 x Receiver 2 x Screw 2 x Expansion Screw 1 x Instruction Manual