BTECH USB Smart Charger (9-10.8V) Transformer Cable for BaoFeng, BTECH BF-F8HP, UV-82HP, UV-5R, UV-5X3 (CH-5, CH-8, etc. charger base compatible) BTECH USB Smart Charger Transformer Cable - Sold by BaoFeng Tech - ensure BaoFengTech is your selected distributor to guarantee accuracy in receiving what is described USB 2.1A, 1A, and .5A transformer compatible - Transforms directly to the 10V DC charger bases. Charge your BaoFeng radio from a solar panel USB, computer USB, car USB, or any USB slot . Compatible with all three CH-5 & CH-8 Charger Generations - Some USB power transformers do not detect generation differences and oversupply voltage to older chargers. NOT COMPATIBLE with 12V charger bases (used on some variants of TYT chargers) or extended batteries (such as the BL-5L which requires a smaller barrel and 7.4V) Helpful BaoFeng Guides and Programming Tips at BaoFengTech.com and Miklor.com