26650 6700mAh 12.8V LiFePO4 Battery offers exceptional cycle life of 3000+ charges, stable performance and high safety for solar lighting, emergency exit signs, backup power and flashlights. With wide temperature tolerance (0~+45℃), standard 0.2C~0.5C charging and 1C max discharge, it's ideal for reliable off-grid and industrial applications. OEM/ODM supported.More