510-threaded with adjustable voltage and 15-second preheat.
Button Indicator: An initial 1.9V preheat, while green indicates 2.7V, blue indicates 3.4V and red indicates 4.0V. Three button-clicks adjusts the output voltage, one cancels adjustment, two initiates preheat, and five turns the device on and off.
Rechargeable Battery: Includes an integrated 380maH battery with a convenient USB-C charging port.
