Features:1. The product uses a high-performance radio module, and the audio frequency range is FM76MHZ-108MHZ, which can meet the needs of most countries in the world.2. The radio has the functions of automatic search, automatic lock, and automatic storage. The number of storage stations is unlimited, and the operation is simple and convenient.3. The humanized design of the radio can be set to automatically turn off time, the setting time is 5-90 minutes, and the radio can be turned off according to the setting.4. The volume is adjustable from 0 to 15 levels5. Large-screen LED display, the brightness can be adjusted manually, the adjustment levels are: off, micro-bright, medium-bright and high-bright, or light sensor automatic dimming, turn on this function, the product will automatically adjust the display brightness according to the ambient brightness.6. The product has two sets of alarm clock settings to satisfy customers.7. The alarm mode of the alarm clock can set the traditional Didi Didi alarm and set the radio as the alarm bell.8. Temperature display, temperature measurement range: 0~50 Error: plus or minus 19. Humidity display, humidity measurement range: 20%~95% error: plus or minus 5%10. The product adopts acrylic mirror surface, after special treatment, it can be used as a mirror.11. Power supply: DC5V power supply12. Built-in a 2032 button battery, after the external power supply is cut off, keep the product settings unchanged and the time runs normally, no need to repeat settings after the power cut.13. High-definition red projection, can be rotated 180 degrees, effective distance 5 meters. Specification:Name: Radio projection alarm clockMaterial: PlasticDisplay: LED displayDisplay type: numberLED screen size: 7.5 inchesAudio segment: FM76MHZ--108MHZVolume: 0~15 adjustablePower supply: DC5VPattern A Battery:3*AAA batteries(not include )Pattern B/C/D Battery: Built-in 1 * 2032 button battery(include)Effective projection distance: 5MSize: 18.3 * 9.5 * 2.2cm/ 7.3 * 3.5 * 0.8inch Packing Included:1 * Radio projection alarm clock1 * 1.5m USB cable1 * User manual Note:1. Please allow 1-3cm (0.4-1.18") difference due to manual measurement and slight color variation for different display setting.2. Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand.