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Polymer Li-ion Battery: 11.1V 20Ah (222 Wh, 14A rate) with Car Lighter Socket (18.0)

Your Price: $325.50
In Stock

Product ID # 4658
Part Number:

Lead Time: 5 Business Days

Quantity Discounts

5 to 20$315.73
21 to 50$309.22
51 to 100$302.71
101 or more$292.95
*Important Shipping Regulation This pack is for testing (prototype) only. It has not been UN38.3 tested yet.  Read more...
 Voltage 11.1 v (working)   16.8 V ( peak)   9 V ( cut-off)
 Capacity 20 Ah  or 222 Wh
  • two PCM (10A limited) is installed with the battery pack to protect battery from
  • Overcharging beyond 4.25V/cell
  • Over-discharge below 2.85V/cell
  • Over drain        ( >20 Amp)
  • Balance battery's voltage within 4.25V +/-0.2V during charging
  • Two pcs of 7A polyswitch installed and Limit the current rate to 14Amps 
Prewired 4' long Cigarette lighter socket with coil cord.
Max. Discharging Rate 14 Amp Max. limited by polyswitches
Dimensions (LxWxH) 6.5" (166mm)  x 2.5" (64mm)  x 3.0" (76mm)
Weight 2.8 lb (1260 grams)     
 Smart Charger  Must use one 1.5A  Smart Li-Ion battery charger with the connector adaptor.
  • The charging time is about 16 hours.
 Applications This high energy / and light weight  Polymer Li-Ion battery bank has multi-functions:
  • Run laptop: Connect the battery pack with 15-24V DC-DC converter, it can run any laptop computer with selectable output DC voltage between 15-24V.

    • Burn time = (222Wh / Wattage of laptop) - 0.2 hrs  
  • Run 12V portable devices: You may connect the battery pack to DC-DC 12V regulators
  • Run a Video light up to 100W



  • We are not responsible for any damages or losses caused by misuse (including but not limited to: mis-charging, mis-discharging, any changes of this battery pack, mis-assembling batterypacks).
  • Always pay attention when charging the battery pack. Battery shall be put in a fireproof place or fireproof container to avoid any accidents.
  • Please always check battery polarity before connection to device. 
  • For safety warning please see the link here
  • California residents: Warning: Cancer and Reproductive Harm - See Prop 65 Warnings

Optional items    ( click underlined or picture to order )


      • Please order a fanny bag to carry the battery pack in belt


      • Please add a Carry baghere to carry this battery pack.  ( click picture to order )

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