Applications: To prevent mouth moving toys or children's mouthpiece has been mistakenly inhaled and cause a choking hazard Features: 1. Instruments to meet the 5s at least 295 cubic centimeters within + / -10 cubic centimeters of gas, and can be 10 times alternately blowing, suction toy. Power: 220V/50Hz,4A. Dimension (L*W*H): 650*400*260 mm Weight: 40kg standards: EN71.8.17