B7 Bottom USB Charging 510 Battery for CBD Cartridge

B7 answered the call for more power in your pocket with one of the only 350mAh 510 thread vape batteries out there. Variable voltage lets you feel how you want with a few clicks of a button. The B7 350mAh battery features a single-button control for easy operation. Press the button five times to turn it on/off. Press three times to adjust voltage. Click the button twice to enter sesh mode. The coil will stay heated for easy sharing and back-to-back hits. A 510-threaded USB charger enables rapid charging from your car, computer, home, and more. Why settle for something when you can have everything? The B7 Variable Voltage 350mAh 510 battery boasts compatibility with the majority of standard 510-threaded cartridges. Power up and enjoy hits in seconds. Pocket-sized with double the strength of the average 510 device, the B7 350mAh battery offers maximum portability, customizability, and convenience.


  • High quality circuit board with multiple protections
  • Stainless Steel housing
  • Screw-in connector with built-in 510 thread, fits either 0.5ml and 1.0ml cartridges
  • Custom color and branding available
  • Power: 2.6v – 4.0v
  • Battery Capacity: 350mAh
  • Size: 10.5 x 89mm


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