Battery, Primary Battery, Lisocl2 Battery manufacturer / supplier in China, offering 3.7V Ultrathin Special-Shaped Battery 042722 for Electrocardiograph, Factory in Stock Selling 3.7V 0.6mAh 061010 Ultra Thin Battery for Ventilators, Factory Directly Supply Icp061010 3.7V 0.6mAh Ultrathin Battery for Elecytronic Stethoscope and so on.