There are two telescopic tubes available for the iTaste SVD. The short tube supports 18350 batteries and long tube supports stacked IMR 18350(2), 18500 and 18650 batteries. You can use 2 IMR high drain 18350 batteries at the same time, which will give you the full arrange of voltages/Wattages and proper power needed to use the device.

Please install an IMR battery before operation. Screw the battery negative (-) cap off the telescopic tube, then insert battery into the telescopic tube with the negative (-) end of battery in first and the positive (+) end out towards the battery negative (-) Cap.