Feature:1. Safe Automatic Shutdown: The electric pencil sharpener's pen dust container has a safety device, which can be automatically shut down when it is removed2. Built in Alloy Steel Blade: The pencil sharpener has a built in spiral alloy steel blade, which is efficient and durable. The sharpening time only takes 2 to 4 seconds, and the life span is more than 5,000 times3. Stainless Steel Material: The pencil sharpeners are available in plastic and stainless steel, which is wear resistant and durable, with a long service life4. Battery Powered: The pencil sharpeners are powered by 4 AA batteries (shipped without batteries), suitable for ages 8‑50, with a upper spiral circle structure5. Compact and Small: The automatic pencil sharpener has a delicate and compact shape, with a comfortable texture, and is more stable with a non slip base for sharpeningSpecification:Item Type: Electric Pencil SharpenerProduct Material: Plastic, Stainless SteelPower Supply Mode: Battery PoweredUse Battery: 4 x AA Batteries (delivered without battery)Applicable Age: 8-50 Years OldProduct Structure: Upper Spiral Circle.Package List:1 x Electric Pencil Sharpener1 x User ManualNote:This Product Does Not Come with Batteries, You Need to Install 4 New AA Alkaline Batteries. You Cannot Install Carbon Based Low Battery Batteries. Low Battery Batteries Cannot Be Turned Weak. 4 Pieces Are All New. Do Not Mix Used Batteries