12V 40A Lithium Battery Charging Board BMS Board High Safety 3S Lithium Battery Protection Board Intelligent for Lithium-Ion Battery with Balance Charge : Amazon.de: Electronics & Photo
Hi, this is a 3S 40Amp BMS that I've used for my 12V power bank that utilizes car 12v chargers to charge my stuff. Basically a 3s9p configuration for for 18650 2500mah