• £37.77
  • Ex Tax: £37.77
  • Product Code: M00001330
  • Availability: In Stock

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Powerful! Fires 6 - 40W! / 3 - 7.5 V with a Maximum Output of 14.5Amp! , Powerful! Fires 6 - 40W! / 3 - 7.5 V with a Maximum Output of 14.5Amp! , Compact: Only 86mm / 3.93" Tall! , Long lasting: 2000mAh hour battery! , Beautiful: Initially available in 6 vibrant and lasting finishes, Intelligent: Vape Timer, Puff Counter, Integrated Short Circuit protection, Left/Right Screen Orientation, 15 Second cutoff & more,

The Innokin Cool Fire IV is one of the most high-tech MODs on the market today. The Cool Fire IV features pass-through charging technology that allows you to vape while you are charging your device, an OLED display, short circuit protection, and more. The Cool Fire IV can run anywhere from 6-40 Watts and can be adjusted in .5W increments.


The Cool Fire IV has a sleek, clean design and fits comfortably in the hand of the user. It even has a special hole in it for attaching a lanyard! This is a great MOD for a more experienced vaper who knows what they want. It is loaded with features like overcharge protection, heat dissipation vents, and power regulation to provide the most satisfying and user-friendly vaping experience possible. This battery is very high quality and if taken care of and properly maintained, it will provide the vaper with an amazing vaping experience for a long time to come.

The Coolfire 4 uses Vrms DC current for increased accuracy with a power deviation of 0.1 watt. The full 40 watts is precisely maintained between 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.

Features and Specs:

    • Dimensions: 3-3/8"L x 1-5/8"W x 1"D
    • Spring Loaded/Stainless Steel 510 Thread
    • On/Off Switch on the base
    • 3 Click lock/ unlock Feature
    • OLED Display
    • Vrms Power Regulation
    • Micro USB Charging Port "Vape while Charging"
    • Heat Dissipation Vents
    • Battery Level Indicator
    • Flip OLED Orientation
    • 15 Second Cutoff Timer
    • Lanyard Hole
    • Operating Voltage: 3.0V - 7.5V
    • Operating Wattage: 6.0W - 40.0W
    • Built In 2000mAh Battery
    • Standby current: 100uA max
    • Maximum output Wattage: 40W
    • Maximum output Current:12A
    • Maximum output Voltage: 7.5V
    • Clearomizer Resistance: 0.3 Ohm (minimum)
    • Charging: Micro USB DC 5V/1A

Variable Voltage:
Voltage can be adjusted from 3.0 - 7.5 volts in .1 volt increments.

Variable Wattage:
Wattage can be adjusted from 6.0 - 40.0 Watts in .5 watts increments.

Low Voltage Warning:
The Red LED and Battery bar will continue blinking when the battery capacity is lower than 3.3V and the device will automatically power off.

Short Circuit/Atomizer Protection:
Short Circuit/Atomizer Protection protects the device against shorted atomizers and will stop the unit from functioning in unsafe conditions.

The Innokin Coolfire 4 features automatic real-time atomizer Ohms detection. If the resistance of the atomizer is lower than 0.3 the Ohms bar will blink and the Innokin Coolfire 4 will not power on.

"Vape while charging" Technology
The Innokin iTaste Coolfire 4 is recharged with a Micro USB cable. When plugged into a power source the Innokin Coolfire 4 can also be vaped and charged at the same time with Innokin Technology's "Vape while you charge- pass-through technology".

Remembers last Voltage or Wattage setting:
When the Innokin Coolfire 4 is turned off it will remember the current voltage or wattage setting and it will retain the setting when the Innokin iTaste Coolfire 4 is powered on.

High compatibility 510 connector:
The Innokin Coolfire 4 510 threading is compatible all standard 510 clearomizers & atomizers including the iClear16, iClear16B, iClear16D, iClear30, iClear30B, iClear30S and the Gladius-M

Over Discharge Protection:
The Innokin Coolfire 4 monitors the battery voltage and will automatically power off if the battery is over discharged.

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