Features: Install the battery, put the can opener into the can, (note: the rotary blade of the can opener must be aligned with the can lid, the machine will make clicking sound when opening the can, so that the can can be opened). Press the button and the spinning cutting blade starts spinning and makes sound. Clicks be heard, which means the can opener rotating blade be aligned with the can lid. At this point, the can opener starts cutting cans and has already started working. We need to press the can opener by hand to align it with the can lid until it clicks, indicating you can start cutting the can. Safe electric can openers fit almost all sizes of cans. Great gift for parents, friends, family members or the elderly, etc. Specifications: Color:Black Material:ABS Length:Approx.17cm/7in Quantity:1pc Note: Please allow little error on the size due to manual measurement. The color might exist slightly difference due to different displays. Package includes: 1x Electric Bottle Opener