These air buttons can be used for any remote control purpose.It is widely used in food waste disposer, massage tub ,pumps for swimming pools and spas, hot tubs, sanitary equipment, outdoor machines, automotive applications etc.Specification:Material: ABS+PVC+Stainless steelSize: 64 x 46 x 32mmColor: Transparent & White& BlackRated current: 16ARated voltage: 125-250VPin width: 6.3mmPackage Included:3 x Air Button.3 x 1m hose3 x Air pressure switch rated at 16amp,125-250V.Only the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.