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Powerizer Smart Charger (1.8A) for 3.7V Li-ion / Lithium Polymer Rechargeable Battery Pack Charger - UL listed

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When it comes to Li-Ion batteries, a Smart Charger is the smart way to go. This charger is UL listed and has circuitry to monitor the charge state of the battery and detect when the battery is fully charged, making this a safe way to charge your batteries and maximize their life. This charger is designed specifically for 3.6/3.7V Li-Ion or Li-Poly battery packs with capacities of at least 2200mAh.

  • Input
    • Voltage: 100-240V AC
    • AC power plug type: USA
    • Current: 0.2A
    • Max input power: 16W
    • Rating frequency:50/60Hz
  • Dimension (L x W x H): 81mm (3.1") x 52mm (2.0") x 30mm (1.2")
  • Weight: 5.2Oz (150 grams)
  • Battery: 3.7V Li-Ion/Polymer Battery with capacity >=2200mAh
  • Protection: Output shorted and overload protection
  • LED Indicator:
    • Red - Charging
    • Green - Fully charged
  • Efficiency: > 70%
  • Operate Temperature: -10°C (14°F) ~ +40°C(104°F)
  • Humidity: <+90
  • Charge time = (Ah rate of the pack x 1.5) / 1.8A charge current
    • 1000 mAh = 1 Ah
  • Output
    • Vout: 4.2V DC 1.8A
    • Power off: CCCV charging mode, and power off when battery voltage reaches 4.2V
    • Connector Type - Choose Between:
      • 5.5 x 2.5mm Female Barrel Jack
      • 5.5 x 2.1mm Male Barrel Plug

  • Check battery polarity before connecting to charger. We are NOT liable for any damage due to wrong polarity!
  • This is for 3.7V Li-Ion/Polymer battery with capacity >2200mAh
  • Indoor use only! Please avoid water
  • High-voltage inside charger, Do NOT open the cover
Charge Channels:1
Supported Chemistries:Li-Ion
Compatible Battery Sizes:Custom / Battery Pack
Charge Current:0.0018mA
Batteries Included:Yes
Warranty:Battery Junction 30-Day Warranty
Return Policy:Battery Junction Return Policy
Product Weight:5.2oz
Product Dimensions:3.1" (L) x 2" (W) x 1.2" (H)
Country of Origin:China
By Mark
Allentown, PA
Works well, great price!
March 8, 2017
Fast charging for my lithium ion battery needs.... Price is great as well!
By Konrad
Richardson, Texas
Great Product
April 20, 2016
The Powerizer arrived quickly and was ready for use. It is a great buy for hobbyists with lithium ion powered creations!
By Robert C.
San Antonio, TX
customer service
July 24, 2015
I ordered the wrong battery charger for my pack and called to get the appropriate charger. The staff was so helpful and the directions gave a clear warningnot to mix incorrect charger to battery pack.

I have been very happy with my shopping experience with Battery Junction

Robert Cagle
1 Question & 1 Answer
from PA asked:
September 19, 2014
Do you have any of these chargers in stock with Euro or UK power cords?
1 Answer
No, this charger comes only with US plugs. You will need an adapter to make it work.
Submitted by: Customer Service on September 19, 2014

Powerizer Smart Charger (1.8A) for 3.7V Li-ion / Lithium Polymer Rechargeable Battery Pack Charger - UL listed

  • $21.25
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  • In Stock