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 safty use.
Ohm meter Coil rebuilding deck Coil burning Reverse battery protection Short circuit protection Battery out put voltage testing
Resistance Measuring Range: 0.1-9.9ohm Resistance rate: 0.1ohm Connection: 510 threaded with spring loaded pin Battery: Single 18650 battery driven (Battery is not included)
General specifications Dimension: 80mm x 80mm x 28mm Weight: 80g Housing material: ABS