tiered storage of 4 PCs: The micro-film storage is made of high-quality PP material, which can withstand high temperature and low temperature. There is a knife at the top of the seal, which is convenient to open the bag. Only 50 g makes the seal smaller and more portable. (Note: Rosa and Wei sent randomly). Small and light: When you go to work, dont worry that your age will swell or open, and you will be in a mess in your bag. Easy-to-use and storage sealing machine is very suitable for home use. They also pack it into backpacks to go camping, hiking, fishing or vacation, so that when they leave, the leftover snacks or fruit bags will get worse. HCBD mass: The micro-film storage is made of high-quality ABS material, which can withstand high temperature and low temperature. There is a knife at the top of the seal, which is convenient to open the bag. Ultra-heat-resistant bgl makes the micro-bag seal durable, and prevents the packaging bag from scalding during use. . Easy to use: They just need to open the partition between the glue strips and the heating plate, put the edge of the food bag to be sealed between the glue strips, and then slowly and constantly push the sealing machine onto the food. The sealing machine does not need preheating, which saves time. S7-1200 programmable controller