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Low Temperature Acupuncture 18650 Lithium Battery, ICR18650 3.7V 2200mAh Lithium-ion Cell

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Product Detail

Cell type: lithium ion cylindrical battery

Cell model: 18650CL/3.7V /2200mAh/-40℃

Nominal voltage: 3.7V

Nominal capacity: 2250~2350mAh

Energy density: about 185Wh/kg

Charging voltage: 4.2V

Standard charging current: 0.2C

Maximum continuous charging current: 0.5C

Discharge current: 0.2C

Finished product internal resistance: ≤40mΩ

Battery weight: 46±2g

Charging temperature: 0 ~ 45℃

Discharge temperature: -40~+55℃

Storage temperature: -20~+35℃

Maximum discharge rate at low temperature: 1C

Limit storage temperature: fully charged at 70℃ can store for 48h, capacity retention rate ≥90%

Circulation: 80% for 500 cycles

Safety: low temperature overacupuncture, overcharging and other tests