The real stand out feature on is definitely the convenient preheating function that you can activate with 2 rapid clicks of the button. It will warm your oil cartridge at a low voltage for 15 seconds.
Includes USB Charger
Variable Voltage (3 rapid clicks) White: 2.7V – Blue: 3.1V – Red: 3.6V
Preheat Warming Feature (2 rapid clicks)
Turn on/off (5 rapid clicks)
Built-in short circuit and overcharging protection