This impulse sealing machine is great to address all kinds of packaging needs. with adjustable timer, it creates perfect seals for varying bag thickness. the machine will be able to produce adequate heat to effectively melt the plastic material on the bag for optimum sealing. Links: Nylon sealer, Impulse sealer, Nylon film sealing machine. specification: - impulse power: 450w - voltage: 110v - heat time: 0.2s - 1.5s - sealing length: 300mm / 11811 mil - sealing width: 2mm / 78.7mil - max sealing thickness: 0.06mm / 2.36 mil - machine weight: 3.57 lbs