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Coilmaster 521 MINI Tab

Driven by a single 18650 battery, Coil Master 521 mini Tab is a handy compact device for vapers. It allows users to use it as a build deck and is able to dry fire their coils down to 0.1 ohm as well. Reverse battery protection and short circuit protection are also built in for safety use.

  • Ohm Meter
  • Coil Rebuilding Deck
  • Coil Burning
  • Reverse Battery Protection
  • Short Circuit Protection
  • Battery Output Voltage Testing


  • Dimension: 80 x 80 x 28mm
  • Weight: 80g
  • Resistance Measuring Range: 0.1-9.9Ω
  • Resistance Rate: 0.1Ω
  • Thread: 510
  • Battery: Single 18650 Battery


Package Contents
  • 1x Coilmaster 521 MINI Tab
  • 1x User Manual



Looking for Coil Master online? ill! HQ is Canada's one stop vape shop. We carry everything you need to quit smoking from premium e-liquids and salt nics to pod devices and replacement coils.

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