18650 2200mAh 7.4V Lithium ion 2S Rechargeable Battery Pack for LED Fishing Lamp


  • High safety performance, long cycle life, good consistency.
  • Facilities for serial automatic electrode production lines improve single battery capacity and guarantee mass production battery’s comprehensive performance.
  • Advanced automatic/intelligent instrument distinguishing battery capacity, voltage, and internal resistance to assure battery cell consistency within the battery pack.
  • Overcharge, over-discharge, overcurrent and short circuit protection.



Window cleaners, electronic smart lock lithium batteries, Bluetooth speakers, movie theater DVDs, solar street lights, electric vehicles, smart lamps, electronic door locks, fire emergency lights, massager devices, heating suits, remote control aircraft, high-speed speedboats, water bombs battery, etc.


Model: 18650-2S/2200mAh Nominal Voltage:  7.2V
Power: 15.84Wh Shipping Voltage:  3.8V-3.95V
Charging Cut-off Voltage:  4.2V Discharge Cut-off Voltage: 3.0V
Internal Resistance: ≤60 mΩ Standard Charging Current: 0.5C
Max. Charging Current: 1C Standard Discharge Current:  0.5C
Max. Discharge Current: 1C Nominal Capacity:  1400mAh
Dimension: 18* 36.0*65.0mm (Max.) Discharge Temperature: -20℃- +60 ℃
Charging Temperature:  0℃- +45 ℃ Cycle Life:  300 times >80%
Certification: UL, CE, KC, PSE, ROHS, UN38.3, MSDS…
Safety Protection:  Overcharge, over-discharge, over current and short circuit protection