Brass Knuckles 900mAh Adjustable Battery



Not only does the Brass Knuckles 900mAh Adjustable Battery have one of the largest battery capacities, but it also has a Preheat mode and allows you to choose your own voltage. Brass Knuckles is the best option for cartridge vapers in need of a dependable battery. The Brass Knuckles 900mAh Adjustable 510 Thread Battery is now available for purchase on Olofly.

1x Brass Knuckles 900mAh Battery
1x Brass Knuckles 510 Threaded USB Charger


The concentrate oil cartridges are compatible with the Brass Knuckles 900mAh Adjustable Batteries. The 900mAh battery capacity, variable voltage, and preheat mode of the Brass Knuckles vape pen make it an excellent choice. It functions similarly to a standard vape pen battery, down to its single-button interface: If you press the power button for 5 seconds, the battery will turn on or off; if you press it for 2 seconds, the preheat mode will be activated for 10 seconds; if you press it for 3 seconds, you’ll be able to adjust the voltage; the LED light’s color will change depending on the voltage you The voltages are as follows: 2.4V (green), 3.2V (blue), and 4.0V (red).

Additional information


Black and Silver, Gold, Gold Wooden, Gunmetal, Rainbow, Rose Silver, Silver


510 Thread




Brass Knuckles


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