Use on: Packaging including PP, PE, PVC and other plastic bags under 0.3mm thickness. Perfect for: Helping you store leftover foods to help prevent waste. How to use: Just slide along the opening of your food bag at a constant, steady speed. Colours: Choose from green, pink or white colours. Battery operated: Powered by two AA batteries (not included). Heat sealer: Get a portable handheld heat sealer and cutter! | Portable Handheld Heat Sealer & Cutter - Green | Wowcher