we have many kind of models.each has different specification and price .for example,we have impulse sealer with plastic shell ,impulse sealer with iron shell,impulse sealer with Aluminium shell,swift feet-steeping style ,tray wrapping sealer and automatic sealer machine.

you can look them in our web:

http://www.hongdaelectric.com/bidai/show6%2B%2B.asp?cpfl=Impluse%20sealer