600899 electrical suction device is a novel style mobile suction unit, which shell is made of plastic. It is fit for suctioning pus, blood, sputum and other thick liquid in human body. It adopts imported film type vacuum pump, avoiding the pollution of oil mist. The pump requires no daily maintenance and servicing. The overflow protection device in the machine may prevent liquid from flowing into the pump. Hand-operated switch and footstep-operated switch are connected in parallel for option. The complete machine works stably and produces a low level of noise and has a great flux. It can be easily operated and is durable.