KEEN MOD by Timesvape & TenaciousTXVapes

Keen Mech Mod which is compatible 18650/20700/21700 designed by Stan

NOTE: 

Stainless steel is always less conductive than Copper or Brass, please be aware that a material that is less conductive will build up more heat in the button than a material that has a higher conductivity. 

Specifications:
30mm body

21700/20700/18650 capable(with included 18650 adapter)

25mm, 28mm, 30mm beauty rings for atomizer fitment

Constant Battery Contact Switch

Ball and cup firing pin system

Auto battery adjustment

hybrid 510 connection

Delrin Liner inside tube

Gold Plated contact pin and flat smooth button spring

Package content:
1x Keen mech mod
1x 18650 battery adapter
1x 25mm Adapter cap
1x 28mm Adapter cap
1x Accessory bag
1x User manual card