Features:
1.new hot design on market chi you mod
2.stainless steel and chrome with real gold plate
3.air control
4.lock function
5.suitable for 18350/18650 battery.
6.laser printed mark is Chi You.
7.the size similar as ego battery,ecab kit.
8.as for the function ,no PCB, and there will be no problem even when you put wrong of positive and negative terminals of the battery.

Specifications:
Dimension: 73*23mm
Weight: 100g
Material: Stainless Steel, chrome
Battery: 18650,18350
Battery Capacity: 2200mah 900mah
Battery lifespan: 300 times around
Full battery can keep for: 1000 puffs (900mah)
Charge time: 2-5 hours
Supply ability: 100000 Sets per Day
Certifacation: CE ROHS