ITEM NAME:Lithium Li-ion Battery Power Protection Board 10S 36V 15A BMS PCB PCM Suit Product Description Features: 10 string 36V 37V 42V lithium battery power protection board. Overcharge, over discharge, over current and short circuit protection. Same port 15A discharge current. With heat sink and 300mm cable. Size: about 63 x 32 x 10mm Package Included: 1* BMS PCB PCM For Lithium Battery Notes: Please allow 1-5mm deviation due to manual measurement. Due to light and screen difference, the item's color may be slightly different from the pictures. If you have any uncertainty or feel confused about the item, please feel free to.1 BMS PCB PCM For Lithium Battery. 10 string 36V 37V 42V lithium battery power protection board. Due to light and screen difference, the item's color may be slightly different from the pictures. With heat sink and 300mm cable.