Stylish Material: The heating elements are made of chrome, have high resistivity, low resistance temperature coefficient, high temperature, good high-temperature corrosion resistance, fast heating, durability, and are not easy to break. Easy to Use: Only requires a screwdriver for installation on machines. Try replacing the old elements for a better bag seal in daily life. Replace the kit when the PTFE (fabric) warns, changes color, or the sealing effect is not good. Suitable Size for You: Please check the size carefully before purchasing. Applicable Situations: Suitable for machines with the number 200 as part of their number, such as with f-200, -200, -200, and more. Type: 200 Type Color: Silver Material: Chrome Size: 240 x 2mm Package Contents: 10 x impulse sealer heating elements, 10 x corresponding fabric tapes. Only the above package contents, other products are not included. Note: Light and different displays may cause the color of the item in the picture to be slightly different from the real thing. The allowed measurement error is +/- 1-3cm.