WARNING: This product contains nicotine. Nicotine is an addictive chemical.

HΩ School 2-Bay USB Battery Charger

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The HΩ School charger is a dual battery charger capable of charging 3.6V and 3.7V batteries with a length up to 71mm. The HΩ School charger offers up to 1A charging with each battery bay, and is plugged in via a convenient USB Cable. 

Sin City Vapor will not be held responsible or liable for any injury, damage, or defect, permanent or temporary that may be caused by the improper use of a LI-ION battery. Please have a basic understanding of the batteries you are using and how to care for them properly.

Device comes with a limited 90-day warranty against manufacturing defects. Physical damage, scratches and discoloration from regular use is considered normal wear and tear and is not covered by warranty.


  • Input: DC 5V/1A, 2A, 2.1A or greater
  • Micro USB Power Input
  • Output: 4.2V 500mA*2, 1000mA*2
  • LED Indicator
  • Dimensions: 100mm x 60mm x 28mm
  • Weight: 53g +/- 2g
  • Over-Charge Protection
  • Short-Circuit Protection
  • Incorrect Battery Type Protection
  • Reverse Charging Protection
  • Charge Batteries Up to 71mm in length

Compatible Batteries:

  • 26650
  • 26500
  • 22650
  • 22500
  • 21700
  • 20700
  • 20650
  • 18700
  • 18650
  • 18490
  • 16500
  • 14650
  • 13450
  • 12650
  • 10500
  • 10400