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Polymer Li-Ion Battery: 7.4V 3Ah (22.2Wh, 4.2A rate) with two pin female connector (1.8)

Your Price: $27.95
In Stock

Product ID # 4351
Part Number:

Lead Time: 10 Business Days!


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Quantity Discounts

5 to 20$27.11
21 to 50$26.55
51 to 100$25.99
101 or more$25.15
*Important Shipping Regulation This pack is for testing (prototype) only. It has not been UN38.3 tested yet.  Read more...
Packing                             Made of 4 pcs Polymer Li-Ion Cell: 3.7V, 1500mAh, (PL-703562, 3A rate)  (2S2P configuration) 
Voltage Voltage: 7.4 V (working)   8.4 V ( peak)  5.0 V ( cut-off)
Capacity 3000 mAh
  • One PCB on the  37mm x 67mm top plane installed with the  battery pack and protects the battery from
    • Overcharge       (> 8.4 V)
    • Over discharge  ( < 5.0 V)
    • Over drain ( > 5 Amp)
    • Short circuits
  • One  4.2A polyswitch installed to limit  max. discharging current and to protect wrong polarity
Max. Charging Rate 1.5 A
Max. Discharging Rate 4.2 Amp limited by polyswitch ( lower rate available upon request )
Dimensions (LxWxH)

67mm(2.6") x 37mm(1.4") x 30(1.2")

Weight 119g (4.2 Oz )
Smart Tips

  • Perfect for super-bright bike headlight of 6 -10W.  Can replace any 6V NiMH battery or 7.2V Li-Ion
    • Light@ Motion:  Commutre and Solo Logic
    • Niterider:         Headtrip    
    • Nightpro:         Elite, torch, KAMIKAZE
    • Cygolite:         Rover
    • Viewpoint
    • Burning time:  6W Halogen: 5.7 hrs
    • 10W Halogen    3.5hrs 
  • Please don't throw away the connector in your old device system.  You may need the connector link to our battery.
  • If our connector can not fit to your device, you may remove old connector and change it to our universal connector
  • No memory effect and longer storage life than NiMH battery
  • Totally environmental friendly. 100% recyclable
  • Light weight and higher energy density than any rechargeable battery. Perfect for all types of RC devices, especially RC-airplane.
  • This Battery is not good for > 10 W halogen light due to PCB can not accept high initial current.  Not good for higher 4A drain's application
  • Li-Ion Battery may explode if charging or discharging improperly. User must have knowledge on how to charge and discharge Li-Ion battery before making Li-Ion Battery Pack.

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