This is the standard BE112/DSE801 atomizer which is fitted with Pen style e-cigarette models (BE112, DSE801, Ruyan V8, RN4072).

Characteristics:

Diameter: 11.2 mm
Length:    48 mm
Weight:    11 g                                                          

How to Use:

Screw and connect the BE112 E-Cigarette battery with the BE112 E-Cigarette Atomizer

Put the BE112 E-Cartridge into the BE112 E-Cigarette Atomizer