Portable Automatic Eraser Kit: 2 units + 50 spare erasers for pencils drawing Electronic Eraser Kit: The Cartoon Electronic Eraser comes with several interchangeable eraser heads, allowing you to swap them out anytime, anywhere. This allows you to use different eraser heads for different tasks to meet diverse needs. Additionally, the eraser head features a non-slip construction for optimal removal of traces from a variety of materials. Precise Erasing: The Cartoon Electronic Eraser precisely erases small details, helping students, art students, and children effortlessly correct their work. Its powerful erasing power completely eliminates traces from a variety of materials, such as sketches, coal, and pencils, ensuring a clean and organized workspace. Comfortable Mango Design: The Cartoon Electronic Eraser features a comfortable Mango design, making it more comfortable and easy to use. This easy-to-use design helps you work for extended periods without fatigue or discomfort. Manual and Automatic Modes: The Cartoon Electronic Eraser has both manual and automatic modes. Manual mode is ideal for erasing small details, while automatic mode can be used to quickly erase large areas. This design better meets diverse needs and allows you to effortlessly erase any detail. Wide Range of Applications: The Cartoon Electronic Eraser is widely used in painting, crafts, and other fields, and is suitable for students, art students, and children. Its versatility and easy-to-use design make it an indispensable tool. Whether it's sketching, quick drawing or colorful painting, Animatronic Sketch can help you create outstanding works easily.