23 Jul Li-ion Battery BMS Protection Board 1S Single 18650 Lithium 3A AMP 3.7V
It also provides over current protection in case the device drawing power from your lithium ion cell is pulling too much current. This BMS protection module also provides short circuit protection. It will not work with other battery chemistries (Lithium Phosphate, Lithium Iron, NiCd, etc.)....