ITEM NAME:3S 5A 12V Li-ion Lithium Battery 18650 Charger PCB BMS Protection Board Cell B3C Features: Built in high precision voltage detection circuit (over charge 3.7v-4.3v, over 2.3v-3.0v) The current can reach 5A Protect plate with nickel, suitable for spot welding The size of the protective plate 53.4*17.4MM The range of working temperature - 40 degrees C ~ +50 C Low consumption current. Three section 18650 lithium ion rechargeable battery. Package include: 1pc * 3S 18650 BMS Board.1pc 3S 18650 BMS Board. The current can reach 5A. Protect plate with nickel, suitable for spot welding. The size of the protective plate 53.4 17.4MM.