Digital and Electronic Devices Design PAX 2 Loose Leaf Portable Vaporizer by PAX Labs, Inc. PAX 2 is the newest version of the industry’s #1 vaporizer. PAX 2 is 25% smaller and 10% lighter than the original PAX. With up to 30% longer usage time, it includes an intelligent lip-sensing technology that automatically adjusts the temperature while in use. PAX 2 also has a streamlined profile with an enhanced LED communication interface, and hidden features and modes for sharing with friends. PAX 2 demonstrates thoughtful design and advanced technology, integrating hardware and software to delight users. PAX 2 is the most technologically advanced loose-leaf vaporizer available.