510 thread pen battery 350mAh button preheat 510 slim cartridge battery 3 voltage adjustable vaporizer batteries
B7 Battery
Max. Reach 4.2V, Violent Heating, Best For Thicker Oil Cartridge;
Adjust Voltage: 2.8V 3.5V 4.2V, Much More Convenient;
Preheat Function + Max. 4.2V, Best For Honey Thicker Oil etc.;
350 mAh Capacity, 400 Puffs Around After Fully Charging;
Factory Wholesale Directly, No Extra Cost;
Item | B7 vape battery |
Usage | 510 thread vape pen |
Capacity | 350mAh |
Voltage | 2.8V-3.5V-4.2v adjustable |
Charging | Type C Charging port |
Color | Silver, black, white, red, blue, green, ect |
OEM/ODM
Silk Print/Laser LOGO, Custom packges, Open Private Mold for you etc.