Efficient & Wide ApplicabilityYou can chop various ingredients such as Vegetables, Garlic, Ginger & Onions. (Note: Except for hard foods like walnuts) In just a few seconds, you can get evenly chopped food. One Touch Power Control mini food chopper is very simple and easy to use. Press and hold to work, and release it to stop, which helps you control the degree of grinding as you wish. The mixing cup has a magnetic safety lock,the upper button will flash three times to indicate that it is tightly closed. Making sure the garlic slicer wont start without closing the cover. Not only protect your safety, but also a good choice for family onion chopper or portable small food processor. Portable & USB RechargeableMini food chopper is charged by USB. Small onion slicer can be used about 50 times after being fully charged for 3 hours. It will automatically stop after grinding 30s for more lasting protection. It comes with a lightweight, and stylish design, which is very suitable for storage, traveling, family outdoor meals, camping, or other outdoor activities. Waterproof Design & Easy to CleanThe portable onion chopper has an isolation cover to separate the host from the container. No need to worry about water ingress. The blades are removable, can be rinsed directly after use. Just need rinse the main engine, blade and bowl, then put aside to dry. Please kindly note that the blades are sharp, so be careful when using or cleaning.