8-Level Temperature Adjustment: Pulse heat sealer features an 8-level adjustable timer. The heating time can be adjusted based on the thickness of the material being sealed, allowing you to seal bags of varying materials and thicknesses. Performance Features: Desktop heating sealing machine tightly, flatly, and neatly, instantly sealing candy, various packaging bags, and more. Pulse power is 1350W, seal thickness: 0.08-0.3mm, seal length: 450/600/750/900mm, seal width: 8mm. Safety Protection: Bag sealing machine Built-in on/off switch ensures peace of mind. Press down to power on, in to shut off, and automatically shut off when the preset temperature is exceeded. In the event of a short circuit or voltage instability, the transformer trips to protect against burnout. The transformer uses pure copper coils. Portable and Easy to Use: Impulse Sealer Machine with its lightweight and compact design, the heat sealer is extremely portable and easy to use. Unlike other sealers, it requires no preheating, allowing you to seal quickly and efficiently. Wide Range of Uses: Portable manual impulse sealer is suitable for sealing various plastic bags, including polypropylene bags, bubble bags, PVC bags, polyester bags, kraft paper bags, and even tea bags, and can also be used to seal a variety of items such as food, gifts, and office supplies.