Say hello to Yocan's smallest and lightest concentrate vaporizer, Loki. Packed in an aluminum alloy body, extremely lightweight yet indestructible. 650mAh interior rechargeable battery and isolated dual air paths, the Loki excels in long-lasting power supply and optimally original flavor delivery Two Operating Modes Adjustable Voltage 650 mAh Battery Type-C Charging Port Dual Air Paths Enlarged Quartz Tip and Embedded heating element 3 Voltage Levels (3.2V / 3.7V / 4.2V)