5S 20A bms 12.6V lithium battery protection board 16.8V 21V balanced 25.2V 29.4V18650 protection board
![5S 20A bms 12.6V lithium battery protection board 16.8V 21V balanced 25.2V 29.4V18650 protection board](http://ae01.alicdn.com/kf/HTB1rcTOakY2gK0jSZFgq6A5OFXaL/5S-20A-bms-12-6V-lithium-battery-protection-board-16-8V-21V-balanced-25-2V-29.jpg_350x350.jpg)
sku: 4000223774400
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$3.47
Shipping from: China
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