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Folomov Key Charger for 3.6V and 3.7V Li-ion Batteries

folomov key charger at an angle
folomov key charger sitting vertically
folomov key charger showing usb port
folomov key charger with battery installed
key charger next to pair of keys for size comparison
key charger with LED display lit up
manufacturer slide about key features
key charger manufacturer slide about compact size
manufacturer slide about charging and discharging features
manufacturer slide about led display
manufacturer slide about the compact size
Folomov Key Charger for Batteries alternate view 10
Folomov Key Charger for Batteries alternate view 11
Folomov Key Charger for Batteries alternate view 12
Folomov Key Charger for Batteries alternate view 13
Folomov Key Charger for Batteries alternate view 14
Folomov Key Charger for Batteries alternate view 15
Folomov Key Charger for Batteries alternate view 16
folomov key charger at an angle
folomov key charger sitting vertically
folomov key charger showing usb port
folomov key charger with battery installed
key charger next to pair of keys for size comparison
key charger with LED display lit up
manufacturer slide about key features
key charger manufacturer slide about compact size
manufacturer slide about charging and discharging features
manufacturer slide about led display
manufacturer slide about the compact size
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Description

Folomov Key Charger

Magnetic, Portable Li-ion Battery Charger

The Folomov Key Charger is one of the most convenient ways to charge your most utilized Li-ion batteries on the go! This portable smart charger is small enough to fit on your key chain and holds all the features of bulkier charging systems. Equipped with strong magnetic charging terminals and a standard USB charging port, you can charge your batteries where ever you need to! In case you need emergency back up power, you can install a Li-ion battery on the Key Charger and use the discharge current as a power bank! The green LED display shows you real-time charging status in 25% increments for your convenience. If you are using Li-ion batteries on a daily basis, this new charger is for you!

Features:

  • Incredibly lightweight and portable
  • Magnetic charging technology
  • Charging and discharging capabilities
  • Universal USB charging port for your convenience
  • Max charging/discharging current of 2A
  • Power bank function when discharging battery
  • Green LED display for charging status indicators
  • Smart microchip
  • Rapid charging
  • Automatically activates dead (0V) batteries
  • Several internal protections


Technical Specifications:

  • Number of Channels: 1
  • Display Screen or Indicators: Yes - Green LEDs
  • Max Charging Current: 2A
  • Max Discharge Current: 2A
  • Input and Output: DC5V 2A
  • Model: Key Charger


  • Compatible Batteries:

  • 3.6V/3.7V Lithium Ion (Li-ion) Batteries Only: 18650, 20700, 21700


  • Dimensions:

    • Length: 2.60" (66mm)
    • Width: 1.46" (37mm)
    • Depth: 0.67" (17mm)
    • Weight: 1.09oz. (31g)
    • Total Package Weight: 2.40oz. (68g)


    Note: This charger is designed to only be used with Li-ion batteries.

    Specifications
    Charge Channels:1
    Supported Chemistries:Li-Ion
    Compatible Battery Sizes:18650, 20700, 21700
    Charge Current:1000mA
    Batteries Included:No
    Brand:Folomov
    Warranty:Battery Junction 30-Day Warranty
    Return Policy:Battery Junction Return Policy
    Product Weight:1.09oz
    Product Dimensions:2.6" (L) x 1.46" (W) x 0.67" (H)
    UPC:8011475769080
    MPN:KEY-CHARGER
    Country of Origin:China
    Reviews
    3.0
    1 Reviews
    5
    0% (0)
    4
    0% (0)
    3
    100% (1)
    2
    0% (0)
    1
    0% (0)
    By Joe
    NJ
    Ok for travel, light use
    January 25, 2020
    Charger works. Seems to charge to proper voltages. Also works as a power bank, which is a plus. It is kind of a clumsy setup, having to balance battery in unit. For light user and a backup travel item, I would recommend.
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