Features: 1. The product uses a high-performance radio module, and the audio frequency range is FM 76MHZ-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 , 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. The volume is adjustable from 0 to 15 levels 4. -screen LED display, the brightness can be adjusted manually, the adjustment levels are: off, -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 brightness. 5. The product has two sets of alarm clock to satisfy customers. The alarm mode of the alarm clock can set the Didi Didi alarm and set the radio as the alarm . Temperature display, temperature measurement range: 0~50 Error: plus or 1 Humidity display, humidity measurement range: 20%~95% error: plus or 5% The product adopts acrylic mirror surface, after treatment, it can be used as a mirror. Power supply: DC5V power supply Built-in a 2032 button battery, after the external power supply is cut off, keep the product unchanged and the time runs normally, no need to repeat after the power cut. High-definition red projection, can be rotated 180 degrees, effective distance 5 . Specifications: USB Input: DC 5V FM Frequency: 76-108 MHz Projection Distance: 0.5-5m Volume Adjustment: 0-15 levels Hour : 12H/ 24H Brightness Adjustment: 4 levels Batteries: 1*CR2032 (included) or DC 5V size: 185 x 45 x 91mm Material: ABS colour: Black Package Contents: 1 x projection clock 1 x usb cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.