ULTRA LONG LASTING: 3800 mAh battery delivers extra life your radios need. Holds a charge more then two times longer vs standard. Maximize your power with 2 BAOFENG BL5 battery pack! | FREEDOM TO CHARGE ANYWHERE: Quick and versatile charging via a desktop BAOFENG charger, or a high quality USB Charging Cable with a light indicator to connect reliably your BAOFENG radio to power socket, car adapter, power bank, or laptop | PERFECT FIT: Solid and durable BAOFENG replacement battery securely locks in place making a good contact to your ham radio in a wide range of models UV-5R, BF-F8HP, UV-5X3, UV-5RX3, RD-5R, UV-5RTP, UV-5R+ | COMFORT AND SAFETY: 1.5'' extra length provides solid feel and more comfortable grip. Over-charge, over-heat, short-circuit protection is insured. Experience the quality of original BAOFENG UV-5R accessories! | USA WARRANTY GUARANTEED: Make sure you buy from youRUSH - authorised BAOFENG distributor - to guarantee you’re getting authentic BAOFENG product covered by 1 year USA warranty