The Greenlightvapes Slim VV Cartridge Vaporizer Battery is seamless function and balanced power combined into one easily attached unit. This device is a near comprehensive fit for a vast spread of tanks as it has a 510 thread attachment port. Because the G9 Slim VV is a variable voltage device, the output voltage can be tweaked to hit anywhere between 2.6V and 4V. With a ten second heat up interval, this device is perfect for creating quick, satisfying sessions. 
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