Features: When the radio not have a stored radio station, it will automatically search for surrounding radio stations and store them (up to 30 radio stations can be stored, any more cannot be stored). Low noise and paired with Screen, the function display is clearer and the battery level is displayed. Rechargeable battery with lithium battery charging circuit, allowing for charging easily. Adjust the sound of the radio, with 15 sound leveling paired with a quiet mode, allowing you to freely adjust the sound. Automatic station search and storage function；And equipped with auto sleeps mode, making the radio more energy-efficient. Specifications: Name: Display Screen Radio Production Kit Power supply method: single 18650 lithium battery power supply Receiving radio frequency band: 87-108MHz Operating current: approximately 300mA (with the sound set to maximumed) Size: about 115.8x75mm/4.56x2.95in Only supports battery power supply, the power switch needs to be turned off when charging the battery Package Includes: 1PC Radio kit note: Attention: DIY of individual parts requires diy welding and assembly, and welding tools must be provided! There might be a bit color distortions due to different computer resolution There might be size errors due to different computer resolution