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1.4 series 16.8V 40A lithium battery protection board with equalization function. Relay Module. 1 x Battery protection board. Can improve the life of the extended battery. Product size:45 60 4mm. If you have any needs, pls contcact us for free, we will help you get all things you need.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.