The product uses high-performance radio module and the audio frequency range is FM76MHz-108MHz, which can meet the needs of most countries of the world. The radio has the functions of automatic search, automatic lock and automatic storage. the number of storage stations is unlimited and easy to use. The humanized design of the radio can be set to automatically turn off, the setting time is 5 to 90 minutes, and the radio can be turned off according to the setting.Volume is adjustable from 0 to 15 levels .Large screen LED display, brightness can be adjusted manually, adjustment levels are: off, micro-bright, medium-bright and very bright, or sensor automatic dimming Light, Turn on this function, the product will automatically adjust the Light.' display brightness depending on the brightness of the environment. The product has two sets of alarm clock settings to satisfy customers. Alarm clock alarm mode can set traditional Didi Didi alarm or set radio as alarm ringtone. Temperature display, temperature measurement range: 0 ~ 50 °, deviation error: plus or minus 1 ° .Humidity display, humidity measurement range: 20% ~ 95%, error deviation: plus or minus 5%