Brass Knuckles Battery 30Pcs Display Box 900mAh Variable Voltage Bottom Batteries Vape Pen Fit 510 Thread Cartridges
- Adjustable Voltage: Twist feature allows for easy voltage adjustment to suit different vaping preferences.
- Powerful Battery: 900mAh capacity provides extended usage between charges.
- Universal Fit: Compatible with most 510-thread cartridges.
- Durable Construction: Built to withstand daily use with robust materials.
- Display Pack: Includes 30 batteries, perfect for retail or bulk buying.