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Sorry, Innokin Cool Fire IV 40W has been discontinued.

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Innokin Cool Fire IV 40W

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Brand: Innokin    Categories:

The Innokin Coll Fire IV is a 40W, variable voltage/wattage, sub-ohm battery with a 2000mAh capacity, in a compact, robust built, from one of the most reliable manufacturer in the business.

Availability: Out of stock

Regular Price: $54.99

Special Price $48.95


The Innokin Cool Fire IV is a sleek looking, reliable, and compact 40W, variable wattage, sub-ohm battery by Innokin, one of the most trusted names in the business.

It's variable wattage can be set between 6W up to 40W, in .5 increments, and it works with coils ranging from 0.2ohm to 3.1ohms.

With its compact size of 86mm, its 2000mAh battery capacity, and its solid build, the Cool Fire IV is an ideal sub-ohm battery for nomad vaping.


  • Variable Wattage and Voltage: 6-40W / 3-7.5 V with a Maximum Output of 14.5A
  • Precise: RMS DC current accurate to a power deviation of 0.5W and fires resistances from 0.2-3.1Ohms. Optimal resistance 0.3-2.5Ohms
  • Intelligent: Vape Timer, Puff Counter, Integrated Short Circuit protection, Left/Right Screen Orientation, 15 Second cutoff & more.
  • Long lasting: 2000mAh battery capacity
  • Compact: 86mm / 3.93” tall
  • Always Ready: Charge the CoolFire IV with a standard Micro USB cable and vape at the same time with Innokin’s ‘Vape while charging’ technology.
  • Easy to use: 3 Buttons for Total, Precise, and Comfortable Control.
Additional Information
Bottle Size No
Nicotine Strength No
Battery Capacity 1900 mAh
Manufacturer Innokin
Video No


General caution when using any rechargeable battery/device:
Always use the charging cable provided with your device. 
Do not leave your device charging unattended or charging overnight.
Caution when using a "Mod" with replaceable batteries:
Ensure that your are always using proper, good quality batteries that are compatible with your device. 
Do not use batteries that are damaged in any way, including peeled off or cracked wrapping.
Ensure that the batteries are suitable for your device and atomizer pairing. Only use high drain batteries, be mindful of how many amps your particular setup might draw, and only use batteries that offer a sufficient discharge rate.
Do not use the device if it is damaged.
Caution when using 18650 and other rechargeable Li-Ion/Polymer batteries
Only use a proper charger to charge your batteries, and never leave them unattended while charging.
Do not short circuit, overcharge, or overdischarge your batteries.
Do not use or charge if damaged or improperly wrapped.
Always store unused batteries separate from each other or other metal objects with at least some charge left in them.
Do not store fully discharged batteries.
May explode if damaged.
Disposed of old and/or damaged batteries properly, do not dispose of in fire.
180 Smoke is not responsible or liable for any damage or injury that may be caused by improper use or care of a rechargeable device or battery.
Please make sure you are aware of the specification of your device or combination of devices, and don't hesitate to contact our support at [email protected] or call 1-855-99-46-180 if you have any question
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