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  • Waterproof 7.4V lithium battery 4400mAh with silicon cover for portable sport products

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    Lithium Ion Battery

    7.4V 4400mAh lithium ion Battery Pack, widely use for 
    *solar lighting,  
    *street light,
    *garden light, 
    *Bike LED, 
    *POS machine,
    *AI smart products.

     

     

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    Waterproof 7.4V lithium battery 4400mAh with silicon cover for portable sport products

    No.
    Item
    General Parameter
    Remark
    1.1
    Description
    Waterproof 7.4V lithium battery 4400mAh with silicon cover for portable sport products
    1.2
    Cell Model
    18650-2S2P
    1.3
    Typical Capacity
    4400mAh
    1.4
    Typical Voltage
    7.4V
    1.5
    End of Charge Voltage
    4.2V
    1.6
    Charge Current
    0.2C
    1.7
    Charging time
    5-6 Hours
    1.8
    Over-Charge Voltage Protection cell
    4.2V
    1.9
    Max continuous charge current
    4.4A
    2.0
    Maximum Continuous Discharging Current
    4.4A
    2.1
    Over-discharge Voltage Protection cell
    2.5V
    2.2
    Over-Current Discharge Protection
    10A
    2.3
    Short circuit protection
    With protection
    2.4
    Dimension
    37*37*68mm
    2.5
    Weight
    about 0.25kgs
    2.6
    Operation Temperature Range
    Charge: 0~45°C,Discharge: -20~60°C

     

     


    • Long life cycle, large capacity and good shock resistance

    • Low self-discharge and good discharge performance at low temperature
    • Strong charging acceptance and quick-charging capability
    • Strong over-discharge resistance and charge retention
    • Maintenance-free and no acid or water for maintenance in usage
    • Excellent large current discharge performance, and have obvious advantages in startup and climbing
    • High temperature performance
    • Environmental friendly
    • Lighter weight smaller size
    • Most safe no explosion no fire


    • Lithium polymer battery cell manufacturing, with 1000+ existing cell models.

    • Cylindrical Lithium ion battery cell manufacturing, with model of 18650, 26650, 14500, 32650, 38120.
    • Battery assembly with International branded 18650 cells, like Samsung, LG, • Panasonic, Sony, etc..
    • Battery management system (BMS/PCM) design, production is done in-house.
    • Battery Plastic housing tooling, injection is done in-house

    1.Light: headlamp, emergency light, solar flashlight, searchlight, lanten, bicycle light, LED light, military
    flashlight, high-end flashlight, high power flashlight, bright flashlight.
    2.Outdoor sports products: camping light, mountain bike light, solar emergency light, self-defense flashlight,
    3.Consumer electronics: MPS, Tablet PC. laptop, Bluetooth earphone, power bank, portable DVD player,
    speaker, microphone, sound equipment, audio, Digital camera
    4.Home appliances products: electric mop, electric vacuum cleaner, electric children toys, electric shoes,
    electric blanket.
    5.Medical devices
    6.Instruments and meters: water meter, gas meter.
    7.Electric transportation vehicles: electric bike, electric car, e-scooter, electric motor, electric trolley, electric cart.
    8.Power tools: electric drill, mower
    9.UPS, backup energy, storage energy.

    We warmly welcome OEM design inquiry! We could make customized battery pack specially for you!

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