Over charging protection, over discharge protection, short circuit protection, over current protection function. Protection voltage range: 2.5V-4.2V. The protection board is for 1S Li-ion/Li-Polymer battery cell. Charging connector and discharging connector are the same(P+, P-). ATTENTION: Strictly according to the diagram wiring: B+: connected battery positive, B-: connect to battery negative, P+:battery output input positive, P-:battery output input negative, Otherwise it will cause damage to the chip.

Technical parameter:

Charger voltage: DC 5V CC/CV

Over charge voltage voltage: 4.275V±0.025V

Over charge detection delay: 150-500ms

Over charge recovery voltage: 4.075V±0.025V

Over discharge voltage range: 2.50v±0.10v

Over discharge detection delay: 50-150ms

Over discharge recovery voltage: 2.9V±0.10v

Over-current detection voltage:150 ± 30mv

Over-current detection current: 8-15A

Over discharge detection delay: 5-15ms

Short circuit protection: Yes

Internal resistance protection circuit (MOSPET): ≤ 60mΩ

Size: 39*8.0mm

Package Includes: 

6 pcs * 1S 3.7V 10A 18650 Charger PCB BMS Protection Board