Features: the product uses a high-performance radio module, and the radio frequency range is FM76MHZ-108MHZ, which can meet the needs of most countries in the world. The radio has auto-search, auto-lock, and auto-storage functions. The number of stored stations is unlimited, and the operation is simple and convenient. OOTDTY's Adio can be set to automatically turn off the humanized design, the setting time is 5-90 minutes, and the radio can be turned off by itself according to the setting. Large LED display, the brightness can be adjusted manually, and the adjustment levels are: off, low brightness, medium brightness and high brightness. It can also be automatically dimmed by light induction. When you enable this feature, the product will automatically adjust the display brightness according to the brightness of the environment. There is a built-in 2032 button battery. After the external power is cut off, the product settings remain unchanged, and the time works normally, and there is no need to set it repeatedly after the power is cut off. The product is made of acrylic mirror, after special treatment, it can be used as a mirror. High definition red projection, can be rotated 180 degrees, effective distance 5 meters. Specification: Material: ABS Measurement: Approx.18.5x4.5x9.1cm/7.28x1.77x3.58inchPower Supply: DC5V Power SupplyTemperature Display, Temperature Measurement Range: 0°C - 50°C Error: Plus Minus 1°C Humidity Display, Humidity Meter Range: 20% - 95% Error: Plus Minus 5%Volume Can Be Adjusted From 0 To 15 LevelsStyle: Black & WhiteStyle: White Case & White CharactersStyle: Black Blue Body, WordPackage Included: 1x Electronic Clock1x1.5m USB Cable1x20321x Button Battery User ManualNote: 1. Please allow 1-2cm errors due to manual measurement, please make sure you do not mind before ordering.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you for your understanding.