| Type: | Ni-MH Batteries |
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| Usage: | Car, Bus, UPS, Electric Power, Lighting, Electric Bicycle, Boat |
| Nominal Voltage: | 1.2V |
| Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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| Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Suppliers with verified business licenses
Audited Supplier 1.2V High Capacity 4000mAh Ni-MH Battery for Electronic Equipments Lamp
Unless otherwise stated, tests should be done within one month of delivery under the following conditions:
| Test | Unit | Specification | Other Condition | Remarks |
| Capacity | mAh | ≥1800 |
Standard Charge Discharge |
up to 3 cycles are allowed |
| Open Circuit Voltage(OCV) | V/Cell | ≥1.25 |
Within l hour after standard Charge |
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| Internal Impedance | mΩ/ Cel | ≤35 |
Upon fully charge(lKHz) |
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| High Rate Discharge(0.5C) | minute | ≥96 |
Standard Charge, l hour rest Before Discharge by 0.5C to 1.0 V |
up to 3 cycles are allowed |
| Overcharge | No leakage nor explosion |
0.1C Charge14 days |
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| Charge Retention | mAh |
≥1080(60%) |
Standard Charge, Storage:7 day rest at 45Ambient Temperature,Standard Discharge |
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| IEC Cycle Life | Cycle |
≥500 |
IEC61951-2(2003)7.4.1.1 |
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| Leakage Test | No leakage nor deformation |
Fully charged at 0.5C for 2.5 hour stand for 14 days. |
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| Security Test | No explosion,but leakage or deformation is allowed |
Charge the cell 0.1C 16hrs, Then≤100 mΩImpedance short circuit for 1hour |
Ambient Temperature/ :T=20±5ºC |
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| Impact Resistance | Change of voltage should be under 0.02V/ Cell Change of impedance should be under 5 mΩ |
Charge the cell 0.1C 16hrs Then leave for 1~4hrs,check battery before/after dropped,Height 50cm Wooden board (thickness 30mm) Direction not specified,3 times. |
Ambient Temperature/ :T=20±5ºC |
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| Vibration Resistance | Change of voltage should be under 0.02V/cell,Change of impedance should be under 5 milliohm/cell |
Charge the battery 0.1C 16hrs, then leave for 24hrs,check Battery before/after vibration, Amplitude 1.5mm Vibration 3000CPM, Any direction for 60mins. |
Ambient Temperature/ :T=20±5ºC |
Suppliers with verified business licenses
Audited Supplier 
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