This 16" Implulse Hand Sealer is great for light-duty poly bags in a 16" width. The sealer is designed for many different light industrial uses. Set timer for bag thickness, hold handle down until light comes on, let cool and release, forms a tight, secure 1/8" wide seal on polyethylene and polypropylene up to a thickness of 6 mil with no warm-up neccessary. Electricity is used only when sealing bar is down. Includes a 30-day limited warranty.