7S 18650 Lithium Battery Charging Balancing Board Polymer Battery Protection Board 11.1- 33.6V DC

Features: - 4.2V equalization voltage, equalization current is 66mA; - Product size: 37.3*25.8*2.4mm Solder Joint Description: B-: Connect the negative pole of the battery pack B1: Connect the contacts in battery 1 and battery 2 B2: Connect the contacts in battery 2 and battery 3 B3: Connect the contacts in battery 3 and battery 4 B4: Connect the contacts in battery 4 and battery 5 B5: Connect the contacts in battery 5 and battery 6 B6: Connect the battery 6 to the contact in the battery 7 B7: Connect the battery pack positive Package Included: 1 x Balancing Boards for 7S 18650 Lithium Battery