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Nominal Voltage | 12.8V |
Nominal Capacity | 4Ah@0.2C |
Energy | 51.2Wh |
Internal Resistance | ≤35mΩ |
Cycle Life | 2000 Cycles @ 0.2C Charging/Discharging ,Until 70% Capacity |
Self Discharge | ≤3.5% per month at 25℃ |
Max.Charging Voltage | 14.0~14.6V |
Charging Mode | At 0℃~45℃ temperature, charged to 14.6V at a constant current of 0.2C, and then,changed continuously with constant voltage of 14.6V until the current was not more than 0.02C |
Discharging Cut-off Voltage | 10.0 |
Charge Temperature | 0℃ to 45℃(32℉ to 113℉) @60±25% Relative Humidity |
Discharge Temperature | -20℃ to 60℃(-4℉ to 140℉) @60±25% Relative Humidity |
Storage Temperature | 0℃ to 45℃(32℉ to 113℉) @60±25% Relative Humidity |
Water Dust Resistance | IP55 |


Advantages | ||
Heavy | 40% SLA weight | |
Cycle less than 500 times | Cycle more than 4000 times | |
Low energy density | High energy density | |
Harmful to the enviroment | More environmentally friendly | |
Low Security | High Security | |







By Sea | Delivery from Shenzhen or HK seaport | ||
By Air | Delivery from Shenzhen or HK Airport | ||
DHL | 3-5 Days | ||
UPS | 5-7 Days | ||
FedEX | 7-10 Days | ||
Direct-line | 15-20 Days | ||





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