Multi-functional weather station clock brings much convenience for your daily life. With this item, you can know outdoor temperature and humidity from the indoor receiver easily. Please note that the outdoor transmitter is not waterproof, keep it away from water when put it outdoors. Features - Color: Black. - Material: Plastic. - Size: 16.8x3.8x10cm - Legible Display And Accurate Values: Clear LCD screen is easier to read indoor/ outdoor temperature,min/ max daily record, time, date. - Multi-function: Alarm and snooze function with blue backlight, It supports F/ C to meet your viewing habit. - Dual-Purpose: The outdoor sensor with the small display not only can use to transmit the outdoor data but also can be used as the small thermometer. - User-friendly Installation: There is a wall-mountable hanging hole and a tabletop holder. It is convenient for checking here and there as you like. - Warm Tip: Dear buyer, Due to lighting effect,monitor's brightness,manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. sincerely hope that you can understand Thank you Specifications - Indoor Temperature Measurement Range: 0~50 - Outdoor Temperature Measurement Range: -20~60 - Humidity Measurement Range: 20%-90% - Accuracy: Humidity plusmn; 1% ; Temperature plusmn;1 C. - Temperature resolution: 0.1 C. - Humidity resolution: 1%. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.