4S 14.8V/16.8V 18650 Polymer Lithium Battery Protection Board Balanced Function Discharge Shunt Balance 4.2V 66mA

Usage: For non-balanced rechargeable lithium battery pack, the charge balance makes the battery pack in the battery pack at the same time fully charged. Specifications: Equalization Voltage: 4.2V Equalizing Current: 66mA Product Size: 26 * 20.5 * 2.4mm Noted: The balance sheet does not charge and discharge protection function, can not replace the protection board, when the battery is charged, the first fully charged battery through the resistance discharge, when the split equalization. Connection : B-: Connect the negative of the battery pack B1: Connect the battery 1 to the contacts in battery 2 B2: Connect the battery 2 to the contacts in battery 3 B3: Connect the battery 3 to the contacts in battery 4 B4: Connect the positive of the battery pack Package Included: 1 x 4S 14.8V/16.8V 18650 Polymer Lithium Battery Protection Board