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Jingnoo High Rate Lithium Battery Pack, 25V, 4400mAh

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Basic Info

Type: Lithium-Ion Battery Pack
Rechargeable: Chargeable
Size: Medium
Rated Capacity: >1000MAH
Usage: Remote Control Boat, Remote Control Plane, Remote Control Car, Self Balancing Scooter,Armarium
Trademark: Jingnoo
Specification: length: 14cm width: 6cm height: 10cm
HS Code: 8507600000

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Minimum capacity	4.4Ah
Nominal voltage	25.2V
Transportation voltage	25.2-29.7V
Standard charge	0.5C
Rapid charge	1C
Standard charging methods	0.5C CC (constant current)charge to 42V, then CV (constant voltage) charge till charge current decline to ≤10mA
Charging time	Standard charging approximately 2 hours Rapid charge approximately 1 hour
Max charge current	Constant current 4.4A, constant voltage 29.7V 20mA cut-off current
Max discharge current	Constant current 20A, end voltage 19.25V
Standard discharge current	Constant current 0.5 C, end voltage 19.25V
Discharge protect voltage	2.5-2.7V each
Charge protect voltage	4.25-4.30V
Initial impedance	≤200mohm
Storage temperature	-20 to 50ºC
Storage humidity	≤75% RH
Appearance	Without scratch, distortion, contamination and leakage rusting
Standard environmental condition	Temperature: 23±5ºC Humidity: 45-85%RH Atmospheric pressure: 86-106kPa
Charger terminal voltage request	42V
0.2C capacity	After standard charging, rest battery for 10 minutes, then discharging at 0.2C to voltage 2.75V, recording the discharging time ≥300 minutes
1C capacity	After standard charging, rest battery for 10 minutes, then discharging at 1C to voltage 2.75V, recording the discharging time ≥54 minutes
Capability of keeping electricity	25±5ºC, constant current 0.5C charge to 3.9V, then constant voltage charge to cut-off current 10mA, rest 28 days Variation of impedance: <5mΩ Variation of voltage: <0.1V