Description: Compact and Lightweight Electric Eraser: This drawing eraser contains 16 pcs replacement erasers, 2 size eraser head adjustable. Technical Art Erasers: Automatic eraser offers accurate control and correction, perfect for drawing, painting, sketching and drafting. Take It Easily: Push the button, and the electric eraser is working, you could any marks you want. Durable To Use: The electric eraser is to use and replace, 2 Size erasers satisfy you. USB Contacted: Come with USB charging cable and powered by 600mAh rechargeable battery. Specification: Model: MS8305 Material: metal Color: white, blue, pink Eraser length(approx): 14.5cm Replacement eraser size: 5x25mm, 2.3x25mm Voltage: 3.7V Power by: built in 600mAh rechargeable battery Package: 1 pc x Electric Eraser 1 pc x USB cable 2 pcs x Eraser head 8 pcs x Thick replacement erasers 8 pcs x Thin replacement erasers Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 1-2 cm differences due to manual measurement.