11.7 ounces

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✅【Multiple Power Sources】:There are 3 power sources:Powered by 4 x AA batteries ( not included), an AC adapter or a USB cable.And it is quiet, compact and lightweight . So it’s suitable for use in almost any situation. This electric pencil sharpener works better with AC adapter, but each way can give you a smooth cut quietly and quickly.（Note：Sometimes you may need to put the pencil in and re-insert multiple times in order to get a perfect point when the sharpener works with low power batteries）
✅【Auto Start & Pencil Saving】: This electric pencil sharpener will start working automatically when you insert a pencil and apply a little pressure. It will stop automatically when finished.No more wasting of pencils. Moreover, if your pencil get stuck ,just press the button at the bottom,The broken leads will be excluded automatically.（Warm tip：Please grip the pencil tightly when you insert a pencil）