Classy material: The heating elements are made of nickel-chromium, featuring high resistivity, low resistance temperature coefficient, high operating temperature, excellent high-temperature resistance, fast heating, durability, and resistance to breakage. Easy to operate: Installation requires only a screwdriver on most machines. Replace old elements to improve bag sealing performance during daily use. Replace the kit when the PTFE cloth shows discoloration or reduced sealing effectiveness. Appropriate size: Please verify dimensions carefully before purchase. Compatibility: Suitable for most machines with “200” in their model number, including models such as F-200, -200, etc. Type: 200 Type Color: Silver Material: Nickel-chromium Size: 240 x 2 mm Package contents: 10 x impulse sealer heating elements, 10 x corresponding cloth tapes Note: Color may vary slightly due to lighting and screen settings. Measurement tolerance: ±1–3 cm.