Feature: 1. Adjustable Gear: Two adjustable gears for thick or thin nib, which can meet different use habits, suitable for writing, painting. Premium ABS material ensures high durability. 2. Wide Compatibility: This electric pencil sharpener is suitable for 7‑8mm rod diameter writing pencil, painting pencil (2B‑4B) color lead, round pole, trianglular pole, hexagonal pole, hole pen. 3. Replaceable Holder: This electric pencil sharpener possesses replaceable knife holder with concealed design, one knife holder can be used about 3000 times. 4. High Safety: This electric pencil sharpener will automatically power off when lid is opened. The hided knife holder design and the silicone material will not hurt your hands. 5. Large Capacity: This electric pencil sharpener possesses 2000mAh battery, providing over 300 times sharping after fully charged. No need to disassemble, the broken lead will automatically come out with slight press. Specification: Item Type: Electric Pencil Sharpener Material: ABS and Silicone Battery Type: Lithium Battery (Inbuilt Battery) Battery Model: 18650 Battery Capacity: 2000mAh Intelligent Light Reminder: Low Power: the Indicator Light Flashes During Charging: the Blue Light Flashes Slowly Charge Completed: the Blue Light is Always on. Package List: 1 x Electric Pencil Sharpener1 x USB Cable1 x User Manual1 x Brush