Praxis Vapors Vulta Spitfire Survival Kit 
 
22mm diameter
Reads resistance down to 0.1 ohms
2500mAh built-in battery
Micro-USB charging capability
Constant 4.2 voltage output
Engraved top end
Rubberized bottom with ergonomic design and Praxis Vapors logo LED
Spitfire
Derringer drip tip included
Adjustable AFC on the bottom of tank
Pre-built coils available in 0.2 and 0.5 ohm resistance
3.5ml juice capacity
Can be fully disassembled for cleaning