*4V*2Ah Li-ion Battery             battery at building.com

Model: *4V*2Ah(NiCoMnO2)

Dimension: *0***0mm

Impendence: Less*0

Charge voltage: *9.4V

Discharge cut-off voltage: *8V

Standard charge current: 3A

Max working current: *5A

Charging and charger: CC/CV with professional charger

Weight: ≤3.2KG

Cycle life: **0 cycles with DOD*0%

Remarks:
⑴Standard charge: Under temperature *0±5 ℃, charge with 1I3 constant current till it reaches ( to) charge cut off voltage,(4.2V*n , among which , “n “is the number of single cells of the battery pack .) then starts to Charge with constant voltage, Till charge current ⑵ Standard discharge: Under temperature *0±5 ℃, discharge with 1I3 constant current till(to) discharge cut-off voltage.(2.*5*n ,among which , “n” is the number of the single cells of the battery pack )
⑶ Standard testing environment:
Temperature: ****5℃
Condition:
The place of preserving the battery must accord with those following requirements: Indoor, The temperature of environment is between ­5℃～*5℃, The relative humidity is ≤*5%, The place must be clean dry and ventilative;
Avoid contacting to the corrosives;
Keep far away from fire and heat;
Keep the battery *0%～*0% charge state;
Avoid over discharge, the battery should be charged once every *0 days when preserved.