ITEM NAME:Round 5A 3.7V PCB Protection Circuit Board For 18650 Li-ion lithium Battery Cell.5A Round PCB Protection Circuit Board For 18650 Li-ion lithium 3.7V Battery Cell. so we are here to vent empty. P+ For Li-ion Lithium Battery Output +, P- For Li-ion Lithium Battery Output -. Maximum output current: 5A.
