510 Thread Battery

Type A: 
Size: 116*20*20mm
Battery capacity: 320mah
Voltage: 3.0v/3.8v
Preheat: 2 rapid smoking to preheat for 15s, 1.8v
Adjust voltage: 3 rapid smoking to change voltage
Charging port: Type-C
Compatible with cartridge dimension within D1.5mm L59.0mm
Protection: over-voltage protection, short-circuit protection

Type B: 
Battery capacity: 650mah
Voltage: 2.8v, 3.4v, 3.8v
Preheat: 2 rapid smoking to preheat for 15s, 1.8v/ or bottom button pressing 2 clicks
Adjust voltage: 3 rapid smoking to change voltage/ or bottom button pressing 3 clicks
Charging port: Type-C
Compatible with cartridge up to 2ml.
Protection: over-voltage protection, short-circuit protection

Contents: 1* Device, 1* Candy bag, 1*gift box, with display box.

Type A and B comparision:
B fuction includes A and with bottom button to adjust.
B capacity is different with A
B Cartridge up to 2ml, A only 1ml