The Arizer Solo II is for anyone wanting excellent vapor quality, fast heat up time, long battery life, and full digital control from a portable vaporizer at a reasonable price. Solo II keeps it going with its ceramic, stainless steel and glass air path. The taste is pure and the vapor is smooth and cool, just like we’ve come to expect from Arizer. Features: 3hrs battery life It can also be used while plugged in after ~5 minutes of charging Digital display Digital temperature control Adjustable auto-shutoff timer Adjustable beep notification Brightness control