The aluminum body acts as a heat sink, which cools the smoke and then carries. Wood does not require pre -watering before smoking. Can also be used with tea or spices. Removable smoke chamber with integrated filter. Flexible rubber hose (30 cm long) for the easy blowing of smoke into recoverable bags and containers. Compact and light enough to be operated with one hand. Power supply by 2 AA batteries, not included. Wood or herbs not included for smoking.