14" Impulse Foot Sealer with 8mm wide sealing element features dial timer to set the optimal sealing time (0.2-2.0 seconds) for your application. Impulse sealers offer an economical way to seal all types of plastic bags. This unit features an adjustable shelf to hold the bottom of your bag while sealing. Foot operation allows the operators hands to be free to prepare bags to increase productivity. 500 watts of power. 110 volts. Some assembly required.