This protection board is for Lithium Polymer and Lithium Ion battereis only, it cannot be used for lithium iron phosphate batteries.
Module:2S Li-ion Lithium Battery Protection Board
Overcharge detection voltage per cell: 4.25±0.025V
Overcharge Lift the voltage per cell: 4.15±0.05V
Over discharge detection voltage per cell: 2.50±0.08V
Over discharge Lift the voltage: per cell: 3.00±0.1V
Overcurrent current: 4A
Protections:
Short circuit protection
Overcharge protection
Over-discharge protection
Overcurrent protection
Operating temperature: -40-85?
Size: Approx. 37*6.3*2mm
B+ : Battery Positive
B- : Battery Negative
P+ : Charger/Load Positive
P- : Charger/Load Negative
MB : First cell (counted from B-) Positive or where is first and second cell connection, middle connection
Package includes:
1pcs/2pcs x 2S 3A Li-ion Lithium Battery 18650 Charger Protection Board