This vertical battery pencil sharpener features an attractive design and stall-free motor. It's the ultimate office essential! The sharpener's compact build is the perfect compliment to your workspace. The vertical design is both space saving and function. The battery sharpener has a SharpStop™ mechanism that shuts the motor off to prevent over-sharpening. Not only is the unit's shaving receptacle a breeze to clean, but it also boasts a motor shutoff feature for safe cleaning when the tray is removed. The unit is compatible with standard and colored pencils. The vertical battery pencil sharpener is powered by 4 AA batteries. This style of sharpener is ideal for light, personal use.