Coil Master 521 Mini Tab
Driven by a single 18650 battery, the Coil Master 521 mini Tab is a handy compact ohm reader and build deck that allows users to dry fire their coils down to 0.1 ohm. Reverse battery protection and short circuit protection are also built in for safety.
Coil rebuilding deck
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)
Dimension: 80mm x 80mm x 28mm
Housing material: ABS
Please read the user manual carefully before using this device.