Name: protection board Charging voltage: 21 V Charge MOS pressure value: 35V MOS discharge pressure value: 35V Charging current: 5-6 A Continuous discharge current: 30 A Over-current protection: 50/55/60 A Over-current protection delay: 20/25 / 30mS Single section since power consumption: 30uA Single section between power consumption: 3uA Single section overload detection voltage: 4.18- /4.22V Overload recovery voltage 4.05- 4.15 V Overload detection delay: 0.5 / 1.0 / 2.0S Single section over discharge detection voltage: 2.75-2.85V Discharge recovery voltage: 2.90-3.20V Discharge detection delay: 0.5-2.0S Short / over-current protection short-circuit / over-discharge / over-current recovery after removal of automatic load recovery Short circuit protection delay 200/500 / 600uS The normal working state of resistor B to P: 5m ohm Maximum continuous current temperature rise 20A: 25 ℃ Working environment (humidity) relative humidity: greater or equal to 98% (long term stability under humidity) Working environment (temperature) -30 ~ 80 ℃ (in the lower temperature range of long-term stability) Colour: green Material: plastic Package Contents: 1 * Charger Protection Board Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.