Xinxiang Hongli Supply Source Technology Co., Ltd. Biggest Manufacturer of lithium ion battery Daily Production Capacity: 3.5 million pieces With Annual Output Value: US$200
Lithium Battery pack for bluetooth speaker 1.2-1.5Ah 1S 3.7 V for Bluetooth Speaker Product Details: Type of Battery 18650 lithium ion battery pack Normal Voltage 3.7V Normal Capacity 1200mAh Battery ...