To use this automatic opener, just simply place the unit the and press the button. Automatic movement will the is open. It cuts from the side, so there are no edges and falling into of food Features - Color: . - Material: Plastic and Small motor. - Size: Approx. 12x6.8x4cm. - Power by 5AA batteries (Not included) for convenient use. - Easily lift lid off after is opened. Safely cuts from the side. - With its sleek, cordless design, this handheld opener makes it quick and easy to open of all sizes. - Hands-free. Just lift the opener up off the , its magnet will pick up the lid. - Warm tip: Dear buyer, Due to lighting effect, monitor’s brightness, manual measurement and etc, there could be some slight difference in the color and size between the photo and the actual item. Sincerely hope that you understand! Thank you! Package list: 1 x Automatic opener