EASY TO USE: It operates simply with 2 AA alkaline batteries（The batteries are NOT included.）. Please open the cover to preheat the item by pressing 5-7 seconds before using, then simply slide it along the edge of any bag and it's sealed airtight.
Elegant compact design:ABS material, It easily attaches to refrigerators or any stationary metal surface so you will keep because it has a magnetized base, it takes up little space.
MULTIFUNCTIONAL: Heat Sealer will easily reseal original plastic bags so food will stop being exposed to dust and bacteria. Creates airtight seal and prevent your food from tasting bland and stale and lock in freshness and flavor. Saves you time and money.
Tip: power consumption is relatively large, need to use quality batteries, otherwise it cannot work normally.