The Coil Master 521 Tab Mini V2 delivers a modern update to the original multi-functional building accessory, retaining the features of ohm meter reader, voltage drop checker, rebuild deck, and test fire station. It is equipped with a 510 spring-loaded connector for attys of all size and intuitive OLED screen with pipe symbol for test-fire setting and measurement readouts. While your RDA is attached and juiced up with today's top e-liquids, you can read the current ohm status and test fire it. Overall, this is a game-changer, one of the most fascinating device engineered for advanced vapers and DIY cloud chasing enthusiasts in a carrying-size device.

Coil Master Multi-Functional 521 Tab Mini V2 Features:

• Single 18650 Battery Required - Not Included
• Dimensions: 80mm by 80mm by 28mm
• Ohm Meter
• Voltage Checker
• Coil Rebuilding Deck
• Test-Fire Attys
• Reverse Battery Protection
• Short Circuit Protection
• Resistance Measurement Range: 0.05 - 9.99 ohm
• Min Resistance Rate: 0.1 ohm
• Spring Loaded 510 Connection Pin