I. Precision Kinetic Engineering: The High-Torque AdvantageThe Deli Model 71107 is a sophisticated "Electric Rubber Pen" that replaces the physical strain of manual erasing with consistent, high-frequency kinetic energy.Micro-Motor Technology: Built with a specialized internal motor, this device delivers rapid localized vibrations. This allows the user to hold the eraser perfectly still while the high-speed rotation lifts graphite, charcoal, or colored pencil pigment effortlessly.Non-Abrasive Performance: Unlike manual erasers that can tear thin "Fourniture Scolaire" paper through excessive friction, the Deli Electric Eraser lifts lead particles without damaging the paper’s surface fibers. This makes it ideal for delicate "Aesthetic" sketching where paper integrity is paramount.High-Gloss Highlighting: For professional artists, this is an "Eraser Cleaner" and a drawing tool in one. It is specifically designed to create sharp "High-Gloss" highlights in hair, eyes, and metallic reflections, providing a level of detail that traditional hand-held rubbers cannot replicate.II. Ergonomic "Pen-Style" Design: Comfort Meets ControlDeli has reimagined the eraser as a high-performance writing instrument. The ergonomic "Pencil Eraser" shape is a masterclass in functional design.Intuitive Grip: The slender, elongated body mimics the feel of a premium ballpoint pen, fitting naturally into the hand. This reduces hand fatigue during long drawing marathons or intense exam sessions.One-Button Activation: Positioned perfectly for the index finger, the pressure-sensitive button allows for instant on/off control. This "Creative Stationery" feature ensures that the motor only runs when you need it, extending battery life and increasing precision.Adjustable Utility: The "Adjustable" nature of the refill holder allows you to expose just the right amount of rubber, ensuring the tip remains firm and doesn't wobble during use.III. The "Kawaii" Aesthetic: More Than Just StationeryThe Deli 71107 is a cornerstone of the "Kawaii School Supplies for Girls" and "Aesthetic Office" movements.Minimalist Sophistication: With its sleek lines and modern finish, this is a piece of "Stationery Accessories" that looks as good as it performs. It fits perfectly into any "Aesthetic" pencil case or desk setup.Creative Stationery Articles: As part of the Deli "Creative" line, this eraser is designed to spark joy in the learning process. It is a "Cute School Rubber" that brings a professional tech feel to everyday classroom tasks.Student Essential: From "Mainland China" to classrooms worldwide, this tool has become a viral sensation for those who value "Fourniture Scolaire" that combines high-tech utility with a charming, clean look.IV. Sustainable Maintenance: The Rubber Refill SystemDeli ensures that your "Creative" journey never has to stop. The 71107 is designed for long-term "General Use."Easy-Swap Refills: The package is designed to be used with standard Deli "Rubber Refills." Switching out a spent eraser for a new one takes only seconds, ensuring your "Pencil Eraser" is always ready for action.Battery-Powered Portability: Designed for the nomad student, it runs on standard batteries (not included), providing hours of continuous erasing power without the need for charging cables.Safe and Non-Toxic: With None high-concerned chemicals, this "Rubber Eraser" is safe for children and students, meeting international safety standards for educational materials.V. Versatile Use-Cases: From Classroom to StudioWhether you are a student, an architect, or a hobbyist, the Deli Electric Eraser adapts to your needs.For High-Stakes Testing: Its "Silent-Vibration" technology makes it an ideal "School Pencil Eraser" for quiet exam halls, allowing for quick, smudge-free corrections.For Technical Drawing: Architects and engineers value the clean edges it produces, eliminating the "Ghosting" effect often left by manual friction.For Aesthetic Journaling: Perfect for those who participate in "Aesthetic" journaling or bullet journaling, providing clean pages and professional-looking results every time.Comprehensive Technical Specifications TableEngineering AttributeDetailed Specification & GradeBrand NameDeli (Global Stationery Leader)Model Number71107 SeriesProduct TypeAdjustable Electric Rubber PenMechanismHigh-Torque Kinetic MotorConstruction MaterialPremium Impact-Resistant PolymerForm FactorErgonomic Pen-Style ChassisSpecial FeaturesHigh-Gloss Sketching / Eraser CleanerAesthetic CategoryKawaii / Aesthetic School SuppliesCompatibilityStandard Deli Rubber RefillsSafety StandardNo High-Concerned ChemicalsTarget UserArtists, Students, Architects, Girls Specification 1. 71107/EH02800 Size:175mm With 20 PCS Refills 71073 Size:128mm With 10 PCS Refills VA150 Size:135mm With 20 PCS Refills Low noise with replacement core compartment EH02701 Size:128mm With 10 PCS Refills and Fans 2. Power: Two No. 7 AA batteries Sales Point 1. Electric Eraser: Our electric eraser utilizes high-speed vibration technology to deliver precise and efficient erasing. Say goodbye to manual erasing and enjoy the accuracy and speed this tool offers. 2. Reduced Hand Fatigue: Designed with your comfort in mind, this electric eraser helps to reduce hand fatigue during extended use. Enjoy uninterrupted creativity without strain or discomfort. 3. AA Battery-Powered: This electric eraser requires 2 AA batteries (not included) for operation, providing you with cordless convenience and freedom of movement. It's ready to use whenever inspiration strikes. bring your own, the product does not contain batteries) 4. Convenient Refills: The set includes 20 eraser refills, ensuring you have an ample supply to keep you going. Simply replace the eraser when needed and continue your work without interruption.