BaoFeng, BTECH BL-5L 3800mAh Li-ion Battery Pack, High Capacity Extended Battery for UV-5X3, BF-F8HP, and UV-5R Radios (BL-5 BaoFeng Battery Series) Description 7. 4V 3800mAH Replacement Battery for UV-5X3, BF-F8HP, UV-5R Series Radios This is the OEM spare or replacement battery for BaoFeng BF-F8HP, UV-5X3, and UV-5R series radios It works on: UV-5X3 BF-F8HP UV-5R (and original UV-5R variants) Features: Genuine OEM BTECH (BaoFeng) BL-5L (BL-5 Series Li-ion Battery). Genuine batteries include battery protections that protect your battery from over-charging, over-heating, short circuiting, and more. The BL-5L is a great tactical addition for your ham radio go kit. Extended Long Life replacement battery for the UV-5R and BF-F8HP Series BaoFeng Radios. The BTECH BL-5L is an essential accessory to prolong the battery life compared the stock BaoFeng BF-F8HP battery or UV5R battery. The BTECH BL-5L Baofeng battery pack, more then doubles the battery life of your UV-5R series radio, when compared to the stock BL-5 Battery. Average users can will be able to go 2 days without a charge; while light users can go a whole week without needing to charge your battery. Not only does the BL-5L extend the battery life of your radio; but it also adds 1.5" of length and 3 additional ounces when compared to the UV-5R with a stock BL-5 battery. This allows for a more solid feel in the hand when compared to using your radio with the stock BL-5 battery. Pair with the BTECH BT1013 USB Charge cable for easy charging -- External Quick Charge Port, the BL-5L adds an external 7.4V charging port to allow the battery to charge without requiring the use of a CH-5 charging base. Product Details: Number of Batteries: 1 Lithium Ion batteries required. (included) Brand: BTECH Battery Cell Composition: Lithium Ion Recommended Uses For Product: Radio Unit Count: 1 Count Is Discontinued By Manufacturer ‏ : ‎ No Product Dimensions ‏ : ‎ 5 x 2.25 x 1.2 inches; 3.1 Ounces Item model number ‏ : ‎ Baofeng Battery BL-5L (BL-5 Series) Batteries ‏ : ‎ 1 Lithium Ion batteries required. (included) Date First Available ‏ : ‎ April 22, 2019 Manufacturer ‏ : ‎ BTECH Country of Origin ‏ : ‎ China Customer Reviews: 4.7 4.7 out of 5 stars 7,498 ratings Item Weight: ‎3.1 ounces Product Dimensions: ‎5 x 2.25 x 1.2 inches Country of Origin: ‎China Item model number: ‎Baofeng Battery BL-5L (BL-5 Series) Batteries: ‎1 Lithium Ion batteries required. (included) Is Discontinued By Manufacturer: ‎No Warranty: ‎1 year warranty provided only through "BaoFeng Tech" Date First Available: April 22, 2019