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Custom Polymer Li-Ion battery: 3.7V 1800mAh (6.66Wh, 3A rate, 425085-2C) - UN38.3 Passed

 CU-JX116Option 2: With Open End Wires
Your Price: $20.98
Custom pack need 5 business days to build

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Voltage       3.7V (working)   4.2V ( peak)  2.75V ( cut-off)
Capacity       1800 mAh (6.7Wh)
Terminal         CU-JX116: Witout out open end wires (no output termianl wire)
        CU-JX108: 6" 24AWG open end wires
  • 1x PCB(3A limited)to avoid battery over charge and over discharge
    • Overcharge / Overdischarge   / Over drain  / Short circuits
Charge Current
  • Standard: 360mA
  • Maximum: 1800mA
Discharge Current       Maximum: 3000mA, limited by PCB
Dimensions(LxWxH)       85mm (3.35") x 50.5mm (1.99") x 4.2mm (0.17")
Weight       1.4oz (40g)


  • Li-Ion battery may explode if misused.  We are not responsible for any damages or losses caused by misuse (including but not limited to: improperly charging/discharging, any changes of this battery pack, disassembling battery packs).
  • Always charge battery with attention.  Battery pack should be placed in a fireproof place to avoid any accidents.
  • Please check battery polarity before connect to device
  • For safety warning please see the link here
  • California residents: Warning: Cancer and Reproductive Harm - See Prop 65 Warnings

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