■ Self-produced high-efficiency motor, quality control throughout the process, quick start, durable.
■ Scientific optimization of 90° air duct design, patented invention of check valve, assured quality and more intimate use.
■ All-metal material, beautifying appearance design, surface powder coating, precise anti-rust treatment, strong anti-corrosion ability.
■ There are two air inlets and three air inlets, which are small in size and easy to install to meet the needs of different places.