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

• 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

•  4" long cable with two pin female universal connector
  • Large Female pin = Positive
  • Small Female pin = Negative

67mm(2.6") x 37mm(1.4") x 30(1.2")

•  Similar size as the pack below.
  • Li-Ion 18650 7.4V 4000mAh Battery Module with two pin DC female connector 
  • Li-Ion 18650 7.4V 4000mAh Li-Ion Rechargeable Battery + 1.5A Smart Charger 
  • Li-Ion 18650 7.4V 4800mAh Rechargeable Battery + 1.5A Smart charger as External Battery bank for Camera / DVD

• You may choose our Smart 7.4V Li-Ion Battery Charger (1.2A) +two pin male universal plug  to recharge this battery pack.  The estimated charging time is 1.9 hours

• You can choose our detachable universal connectors with 8 plug tips to fit to the most of  device.
•  If you connect two of these modules in parallel, you can build a 7.4 V 6 Ah Battery pack with a 8 Amp max.  discharge rate.

• 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.

• For safety warning please see the click here