1g Bitter Orange - Hybrid 1g Duchess of York - Hybrid The Pamolab Switch is a new, fully compliant Dual Tank device. Like any other battery powered device, The Switch should not be left at high or low temperatures, as this can damage the battery and change viscosity of the concentrate within. To turn The Switch on or off, rapidly press the button 5x. To 'Switch' push the mouthpiece from one side to the other. To use the device, press the button while you inhale. One strain will have a blue light activated, the other will have a green light activated