Klarus K2 2 Cell Battery Charger

(No reviews yet) Write a Review

Estimated Delivery On *** if the item is in stock!

  • klarus-k2-charger-outdoor-stockroom
  • klarus-k2-charger-outdoor-stockroom


Charge & power up, wherever you roam: The Klarus K2 is your pocket-sized powerhouse!

More than just a charger, it's an essential adventure companion:

  • 2-bay versatility: Charges Li-ion and NiMH batteries simultaneously, powering cameras, flashlights, headphones, and more.
  • Portable powerhouse: Compact and lightweight, slips easily into backpacks, pockets, or camera bags for on-the-go convenience.
  • Doubles as a power bank: Use stored battery power to charge your smartphone, tablet, or other USB devices in a pinch.
  • Fast charging: Power up your batteries quickly and efficiently, saving you valuable time between uses.
  • Klarus quality: Built with durable materials and advanced safety features for reliable performance and peace of mind.

The Klarus K2 2-Bay Battery Charger is perfect for:

  • Photographers: Keep your cameras and flashes charged for capturing every moment on your adventures.
  • Hikers & backpackers: Charge headlamps, GPS devices, and other essential gear on the trail.
  • Tech enthusiasts: Keep your phone, headphones, and other devices powered on-the-go.
  • Emergency preparedness: Be ready for anything with a versatile charging and power bank solution.
  • Budget-conscious adventurers: Enjoy quality and functionality at an affordable price.


  • Microcomputer control system allows each of the two battery slots to charge individually
  • LEDs display to clearly show charging progress
  • Optional 0.5A or 1A output charging current
  • Charger cable DC 5V micro USB port connects directly to either a car charger plug, a computer
  • USB port or other USB charger plug for charging at home or while travelling
  • Use as a power bank capable of charging USB equipment, with an Li-ion battery as the power source
  • -DV/dt Control technology to charge Ni-MH and Ni-Cd batteries more fully
  • Built-in reverse polarity and short-circuit protection
  • Features over-charge protection to prevent battery damage. Automatically stops charging when complete
  • Auto-activation function:
    • Automatically reactivates “zero voltage” short-circuit protected Li-ion batteries that have been completely drained of power
    • Will not charge a battery that cannot be reactivated.
  • Made of durable ABS (fire retardant/flame resistant) for your safety
  • Optimal heat dissipation design for long lifespan


  • Input Power: Micro USB DC 5V/2A
  • Output Voltage : 4.35V/4.2V/3.65V/1.48V ±1%
  • Output Current : 0.5A/1A
  • USB port output: 5V/1A
  • Size : 115mm×63.5mm×29mm (Length/Width/ Height)
  • Compatible with
    • Li-ion:3.7V/3.85V 26650 22650 18650 18490 17670 17500 16340 14500 10440 16340(RCR123A)
    • Ni-MH, Ni-Cd:AA AAA AAAA C
    • LiFePO4: 16340(RCR123A)
  • Weight: 75g
  • Optimal working environment:5%(0°C)-90%(35°C) (fully-laden regular activity)
  • Storage temperature: 0°C-40°C
Invest in convenience and power with the Klarus K2 2-Bay Battery Charger!
View AllClose

0 Reviews

View AllClose