【Heavy Duty Pencil Sharpener for Classroom】 This heavy duty electric pencil sharpener is a must for teachers or anyone who has a heavy use on pencil sharpeners. Powerful enough to sharpen your No. 2 pencils or colored pencils to a perfect and durable point in only 3-5 seconds with ease. Professional automatic pencil sharpener with heavy duty helical blade can sharpen over 6000 times. Please don't push the pencil too hard when sharpening, or it will make "hum" noise and not sharpen pencils. 【UL Listed Electric Pencil Sharpener】Our classroom pencil sharpener is UL listed and has no issues after sharpening 200 pencils at a time. It is faster, more durable and powerful than any other helical blade sharpeners due to its bigger and stronger helical blade and motor. Perfect gift for kids, teachers, students, engineers, children, artists, and anyone who needs a heavy duty pencil sharpener! 【Colored Pencil Sharpener】 This professional pencil sharpener will start sharpening automatically when you insert a pencil. Take out the pencil when the motor sound changes and the resistance of sharpening decreases. Great for graphite and colored pencils. Please note that it is not recommended to sharpen sketch pencils or soft carbon pencils as it may cause jams in blade. 【Industrial Pencil Sharpener】 High efficiency, fast speed and heavy use make it an industrial and commercial pencil sharpener. It has two safety features: stop working when the shavings box is removed or not closed tightly and stop sharpening when it is overheating. Non-skid food pads at the bottom make it more stable to sharpen. 【100% RISK FREE PURCHASE】 This AFMAT electric pencil sharpener comes with a wall plug, which is easy to use. Try it today with the security of our 730-Day (2 Years) warranty guarantee. If there is anything that you are not satisfied with, we’ll refund you every cent, including the tax. Any questions, feel free to contact us at [email protected].

• 【Industrial Pencil Sharpener】 High efficiency, fast speed and heavy use make it an industrial and commercial pencil sharpener. It has two safety features: stop working when the shavings box is removed or not closed tightly and stop sharpening when it is overheating. Non-skid food pads at the bottom make it more stable to sharpen.
• If the pencil sharpener doesn't work, please check the possible reasons and solutions.▎Reason 1: Shavings box not installed well. Solution: Reinstall the shavings box tightly.▎Reason 2: The product is under overheating protection.Solution: Wait for 20-30 minutes and the sharpener will start to work again.▎Reason 3: The shavings box is too full.Solution: Empty the shaving box and try again. ▎Reason 4: Broken lead jams the blade.Solution: Use a small metal pin to poke the broken lead out.

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