The Eleaf Ohm and Voltage meter is a tiny portable device. It features one 510 connector to test voltage and another is used to determine resistance.
The 521 Master Kit V3 is the upgraded/fully loaded tool kit by Geekvape. The case features pliers, scissors, tweezers, screwdrivers, cotton balls, clapton coils, as well as a battery case and Tab Pro ohm meter.
The Tab Pro is Geekvape's not only reads resistance but also can check for voltage drops and function as a rebuilding station as well as a firing station. You can also use it as a temporary mod by rotating the 510 connector.
Check out these deals on the UD Sifu B-Tab: an all-in-one 70W TC box mod, ohm meter and coil burning deck.
Geekvape has brought out a new version for the 521 Tab: the 521 Tab Mini. As the newer device's name indicates, it features a smaller form factor, is built with an added battery level indicator on the screen and now there's also a USB port.
This Pilot Vape Coil Magician Tab is version 2 and is a voltage and ohm tester. It can be used to test voltage/resistance for both your mods and atomizers.
Geekvape already has an amazing reputation for making amazing RTAs and RDAs. Now they've released their 521 Tab ohm reader which allows you to test your coil builds for resistance & safety and prevents unsafe situations due to wrongly built coils.
Coil Master is known for amazing RBA accessories and the company's Coil Master 521 Tab is no exception. The device has quickly become on of the most important tools for building enthusiasts.