Cartridge Battery (Heating Ring)
- Smart preheat function up to 90 seconds to work well for thick oil especially in Canada cold environment
- 4 Level voltage adjustment, variable voltage: 2.5v (white), 3.0v (blue), 3.5v (green), 4.0v (red)
- Works with our vape cartridges to produce many type of performance to suit for different oil and customer’s requirements.
- USB charger indicator
- 900 mAH internal rechargeable battery
- 510 Thread connection for universal cartridges
- Safety protections: Over current/ over charge/ short circuit/ low voltage/ over discharge