Your reliable partner
The ultimate compact vaporize
No wasted power
Vape while charging
Compatibility

HIGHLIGHT

Your reliable partner

With 40W of vaping power, the CoolFire IV fires a full range of tank resistances and each is made with the highest quality materials to create a vaporizer that you can rely on!

HIGHLIGHT

The ultimate compact vaporize

The compact power, bright OLED display, long lasting battery capacity and easy to use menu system makes the Innokin CoolFire IV the ultimate compact vaporizer.

HIGHLIGHT

No wasted power

The Cool Fire IV uses Vrms DC current and is very accurate with a power deviation of 0.1Watt. The full 40 Watts is precisely maintained between resistances of 0.3 to 2.5 Ohms. There is no wasted power and exact accuracy means you are always vaping the power level that you choose. Vrms provides superior precision in delivering the exact wattage Ohm’s Law requires and stable power means better vapor.

HIGHLIGHT

Vape while charging

The Cool Fire IV features a greater range of Variable Voltage, Variable Wattage, advanced safety features, portable electronics charging capacity and also ‘Vape while charging’ Technology.

HIGHLIGHT

Compatibility

The CoolFire IV vapes perfectly with the Innokin iSub Apex & iSub-G Sub Ohm tanks.
Highlight

Your reliable partner

2
With 40W of vaping power, the CoolFire IV fires a full range of tank resistances and each is made with the highest quality materials to create a vaporizer that you can rely on!
Highlight

The ultimate compact vaporize

3
The compact power, bright OLED display, long lasting battery capacity and easy to use menu system makes the Innokin CoolFire IV the ultimate compact vaporizer.
Highlight

No wasted power

4
The Cool Fire IV uses Vrms DC current and is very accurate with a power deviation of 0.1Watt. The full 40 Watts is precisely maintained between resistances of 0.3 to 2.5 Ohms. There is no wasted power and exact accuracy means you are always vaping the power level that you choose. Vrms provides superior precision in delivering the exact wattage Ohm’s Law requires and stable power means better vapor.
Highlight

Vape while charging

5
The Cool Fire IV features a greater range of Variable Voltage, Variable Wattage, advanced safety features, portable electronics charging capacity and also ‘Vape while charging’ Technology.
Highlight

Compatibility

6
The CoolFire IV vapes perfectly with the Innokin iSub Apex & iSub-G Sub Ohm tanks.
Cool Fire Classic Series