The machine requires no warm-up time and seals by applying a pulse of energy to the sealing area, followed immediately by cooling. Impulse sealers only use power when the jaw is lowered. It's able to handle a variety of thermoplastic material and poly-coated fabrics, such as tarpaulins, billboards, tents, awnings, sunscreen, shade, and more. Features: 1)Simple operation: For different materials, the machine software can store 9 cycle settings for heating and cooling process, enabling consistent high-quality results time and time again. 2)Safe operation 1.Heat only exists during the sealing time 2. Laser sensor prevents injuries in machine operation. 3) Strong sealing Uniform pressure with double sealing bars