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The Coil Master 521 Tab is the newest multi-functional coil DIY desk, the coil master tab can be used for:

  • ohm meter/voltage meter for mechanical mod or VV/VW mods
  • coil rebuilding deck
  • coil burning
  • the 521 tab support resistance from 0.01ohm to 9.99ohm, measure the voltage from 0.3v to 9.99v.
  • with 510 spring loaded pin, powered by 1pc 18650 battery.
  • check the coil master p bag
  • coiling kit v3



  • Material: ABS
  • Colors: Black
  • Size: 84.5*69.5mm
  • Working Voltage: 0.3-9.99V
  • Resistance Support: 0.01-9.99ohm
  • 510 Spring Loaded Thread
  • Powered By Single 18650 Battery(Sold Separately)
  • Charging: DC4.5V/750mAh 



1* coil master 521 tab

1*voltage meter

1*USB charger

1*alligator clips

1*user manual

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