Simple to use and easy to use by anyone. Sturdy body is different from the rest! The sealer body is made of plastic, not easy to break and very sturdy. The firmness and workability of the shackle is greatly improved as the increased body rigidity. Maybe you can transform it into a cut type by simply changing the heater wire? If you purchase this item, you can transform your normal sealer into a cut type at a fraction of the cost. The difference between an ordinary sealer and a cut-type sealer was just the difference between the heater line. Each product comes with 4 heater wires & Teflon tape. The clip sealer: default is 0.02 inch (0.6 mm) / 0.02 inch (3 mm) / 0.2 inch (5 mm) and 0.02 inch (0.6 mm) for cutting, making it useful in a variety of situations. Corporate office/online mail order products/DIY handmade mask/home kitchen/old store packaging / use in local goods shops/store precision equipment storage/store medical products; sturdy heat volume and weld width, so it can be used with a variety of bags. Product Specifications [Manufacturer] ZZYYT [Model Number] F300 [Power Supply] AC 100V 50/60Hz (Impulse Type) 300W; External Dimensions: Overall Length 16.5 x Width 3.9 x Height 7.1 inches (42 x 10 x 18 cm); [Body ] Aluminum die-cast (compared to plastic for commercial use. Durable) Weight: 1.8 lbs (0.85 kg); Spare Accessories: 4 Teflon sheets, 4 wide heater lines.