Made in Germany, the AIRBELT K series offer the best lightweight, mid-size, commercial-grade canister vacuum cleaners on the market today! There are two models, each with different cleaning head options. The AIRBELT K2 KOMBI has only a Kombi Nozzle, with retractable bristles, for cleaning both rugs and hard floors with straight suction (no electric powerhead). The AIRBELT K3 includes the 12-inch-wide ET-1 electric powerhead, plus a parquet brush. The K2 KOMBI has a suction adjustment switch located on the canister body, while the K3's suction adjustment switch is located on its ergonomically designed handle.