Customizable Heat Levels : With 8 adjustable heating levels for you to choose from, this impulse sealer offers versatility for various packing materials. Achieve the ideal temperature setting based on the thickness of the bag, ensuring a perfect seal every time. Instant Freshness Sealing Machine : Experience fast and efficient sealing without any waiting time. Just plug in the sealer and it heats up quickly. An indicator light will let you know when it's ready to use, once you firmly press the handle. With an Impulse Power of 410W, this impulse bag sealer is highly effective in keeping your contents fresh.