Steam Engine 420 Variable Voltage Oil Battery [ 380 mah / 10 pcs ]

Steam Engine Factory

420 Premium Oil Battery [ 380 mah ]


  • 380mAh built-in battery
  • Preheating function for better vaping
  • 3 adjustable voltage & Colorful LED indicator light
    - 2.7V, 3.1V, 3.6V
  • Fit for 510 thread cartridges


  • Power on / off :  click the button 5 times
  • Preheat : click 2 times
  • Change the voltage : click the button 3 times.


  • 1 x 420 Premium Oil Battery
  • 1 x Micro USB Charging Cable


This product is for advanced users only. Please use with caution. We will not be held responsible for any damage or risk involved in use or modification of the batteries, chargers, devices, or other products. 


We are not responsible for any injury or damage that may occur with improper use or mishandling of Li-ion (Lithium-ion), LiPo (Lithium-ion Polymer), and other rechargeable batteries. Please ensure that the user has sufficient knowledge in the use and care of rechargeable batteries before using this product. Always charge batteries on clean, fire-proof surfaces. Never leave charging batteries unattended. Do not use any batteries or chargers with visible damage. Always store and transport rechargeable batteries in a safe, non-conductive container in a controlled environment. Dispose of all batteries and chargers properly according to local laws and mandates.

Steam Engine 420 Variable Voltage Oil Battery [ 380 mah / 10 pcs ]

Available Options

Black  (1)
Silver  (9)

Tags: 420, Premium, Oil Battery, 380 mah, Preheat, Steam Engine, 510 thread