The Cool Fire IV Express Kit is the newest electronic mod from Innokin. This ultra-compact, intelligent and powerful device features some of the most advanced vaping technology - and works wonderfully with most sub ohm tanks. With a maximum output capacity of 40W, the Cool Fire IV is capable of handling a wide range of atomizer resistance levels. In addition, its long lasting 2200mAh battery is versatile enough to keep up with you while you vape on-the-go.
Variable Voltage/ Wattage
The Cool Fire IV features a wide range of variable voltage (3.0 - 7.5V adjustable in .1 increments) and variable wattage options (6.0 - 40W adjustable in .5 increments). As with all Innokin products, the Cool Fire IV comes equipped with a plethora of advanced safety features, power bank capability and also ‘Vape while charging’ Technology.