2 Pcs BM S 5S 20A 18V 21V Li-Ion Electric Tools Battery Pow

Detailed Information About The Product:

[Overcharge protection] Overcharge single cell detection voltage: 4.25V; Overcharge protection delay: 1S; Overcharge single cell recovery voltage: 4.13V; Overcharge protection release delay: 1mS
[Over discharge protection] Over-discharge single cell detection voltage: 2.8V; Over-discharge protection delay: 1S; Over-discharge single cell recovery voltage: -3.0V; Over-discharge protection release delay: 100±20mS
[overcurrent protection] Overcurrent detection voltage: 0.4V; Overcurrent detection current: 30±5A; Overcurrent detection delay: 1S; Recovery status: automatic recovery
[Short circuit protection] With or without short circuit protection: yes; Short circuit detection delay: 250uS; Short circuit release delay: 1S; Short circuit detection voltage: 0.5-0.8V; Recovery state: automatic recovery after disconnecting the load
[temperature protection] Over temperature protection temperature: 70±5℃; Over temperature recovery temperature: 55±5℃

[Power consumption] Working status: 25uA (25℃); Sleep state: 6uA (25℃)
[temperature protection] Working temperature: -40℃-85℃ Relative humidity≤75%; Storage temperature: -40℃-125℃ Relative humidity≤75%
[Voltage] Charging voltage: 21V; Single-cell charging voltage: 4.25V
[current] Continuous discharge current: 8-20A
Internal resistance: Discharge main circuit internal resistance: 30±5mΩ
Material: PC+Metal
colour: as sho wn

Package Contents:
2 x Protection board

Only the above package content, other products are not included.
Note: Light reflection 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.
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