LiFePO4 Battery, Li-ion Battery, Solar Energy Storage Battery manufacturer / supplier in China, offering Factory Custom 18650 Rechargeable Lithium Battery Pack for Portable Power Tools/Consumer Electronics/Lighting, Customized 18650 Li Ion Battery Pack 3.7V/7.4V/11.1V/14.8V for Robotics/Solar Streetlight/Electric Bikes, Reliable 18650-2600mAh 2s4p 7.4V 10.4ah Lithium Battery for Healthcare Equipment and so on.