Features: 1、Use air, water and powder to clean the surface of teeth with tobacco stains, tartar, color stains, plaque, and without damaging the gums. 2, sandblasting powder canister is equipped with air filtration device, can completely prevent moisture, oil and gas formation of powder into the sandblasting handle or pipeline. 3、The volume is light and compact, and the body is equipped with total air switch, air pressure and water pressure adjustment switch, which is convenient to use and operate. 4、"One-touch drying": the machine body is equipped with a drain button, which is used to remove the residual powder in the pipe to avoid clogging when it is used next time. 5、Water-air separation: the air outlet pipe and the outlet pipe are separated separately, do not intersect, do not merge, to eliminate the caking condition. 6、Sandblasting gun head can be disassembled for sterilization and cleaning. 7、Anti-suction, prevent backflow. Technical parameters: 1. Main connector: four-hole connector for high-speed handpiece or low-speed handpiece on the comprehensive dental treatment chair. 2. Using air pressure: a) 3-6KG range can be used, adjusted by the air pressure switch on the treatment machine. b) Controlled by the foot switch, the dental cleaning sandblasting machine starts and stops working. 3. Using water pressure: water pressure above 0.5KG can be used.