Multifunctional vacuum pumping machine, food preservation artifact, household product storage artifact, multifunctional compressor. One click start, smooth to carry, strong suction, dual-purpose suction and multiple suction heads. Use steps of air extraction: Step:1 put fruits and greens in the fresh-keeping bag Step:2 press tight sealing Step:3 establish the applicable suction head Step:4 goal on the air outlet of the fresh-keeping bag and begin it with one button Inflation steps: Step: 1 insert the needle into the vacuum mechanical device Step: 2 insert the ball air gap Step: three one click Start Type: Battery size:22 Material:plastic colour:White Package Contents: 1 x Pumping and charging multi-purpose vacuum mechanical device 2 x Vacuum tip 3 x Inflatable head three x Food bag 1 x clip Only the above equipment content, different products shouldn't included. Note: Light reflection and assorted exhibits could cause the colour of the thing within the photo barely diversified from the genuine thing. The length allowed error is +/- 1-3cm.