Digital Ohmmeter Coilmaster. The digital Coilmaster Ohmmeter is a good accessory for all vaper. You can check your coil and be sure that it will be safe with your batteries. With the digital ohmmeter you can also check the voltage of your battery.
Technical Features :
Coil : 0.01Ohm - 9.99Ohm
Voltage : 0.01V - 9.99V
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