Portable and compact design : Want a suitcase radio that you can easily take with you on family trips? Here comes the PRUNUS J-725 portable radios. This is a small radio with the following dimensions (135*66*28mm), which weighs only 192g. It comes with a detachable wrist strap that can be hung anywhere and is easy to carry. Perfect for morning jogging or a picnic in the park, accompanied by the latest news. Large battery capacity : 1) The battery-powered radio equipped with a total of 3000mAh batteries (2*1500 mAh), power over 2 x lithium battery rechargeable, so it can last more than 30 hours (the volume is less than or equal to 1/3), which is more than double a normal radio. 2) Supplied with a USB charging cable, the battery radio can be charged with any compatible USB cable: USB adapter, computer, car charger, power bank, etc. 1 )Our digital radio only supports FM (76-108MHz), no matter which city you are in, you can easily listen to the local stations in the area. 2) Simple one-button operation allows searching for all available radio stations. Up to 99 radio stations can be saved Note: Automatically saves stations [Not manually ] Perfect sound quality : J-725 mini fm radio, with its built-in 3W speaker, it provides clear sound and supports a standard 3.5mm headphone jack, suitable for headphones or playback via external speakers; the usb radio Can be used as an MP3 player, supports AUX, SD card and USB drive with MP3 files. (Does not support Bluetooth connection) Familiar functional design: 1) The mini radio have over clock and alarm clock function. [Note:When listening to radio, the screen only displays the station data in Megahertz and has no clock function]. 2) Emergency Flashlight: J-725 battery radio can not only receive radio but also convert its LED into emergency light that brings light into the dark! 3) Charging indicators: red charging, green charging.