The G Pen Connect is capable of heating most glass attachments that feature a 10mm, 14mm (Included) and 18mm sizing.
Included in the packaging is the G Pen Connect Tank, Pen Connect Male adapter and G Pen Connect Glass Adapter Connector.
This ensure users receive all of the items to get started.
The device also features an all in one single button system, which can power the device on, and adjust voltage output.
The ceramic heating element features a reverse airflow system creating a premium experience. 
The Connect features a 850mAh built in battery with a Micro-USB port allowing for simple and fast charging.
The Connect also features a multiple color LED indicator providing instant feedback to the battery state and power output. With what is arguably one of the most unique designs available in the market, the G Pen Connect by Grenco Science is one of the marquee vaporizer systems in this market segment, combining great battery life, easily exchangeable atomizer system, a quality build and ease of use.
Please Note: This device is designed for concentrates and is not intended to be used with any other media.
Instructions:
Load the Connect with wax concentrates with the ceramic atomizer tank and finally secure its magnetic cap
Next, attach the tank to the top of the magnetic battery plate inserting the glass adapter into the open area
Insert the glass end into your water pipe; five clicks will power the G Pen Connect on, and three clicks will take you through the different voltages
Once you have selected your temperature for vaping, click twice to begin the heating process. The button flashes for five seconds during the heating phase.  Next the light change to solid for 10 seconds indicating it’s ready for use
Finally, begin inhaling to enjoy your water-filtered vaporized concentrates