Features: 1. Multiple eye care: With constant current and constant voltage constant light, comfortable light guide plate, eye protection LED light bar, it has multiple eye care, which is more caring for the eyes. 2. High permeability acrylic panel: With high permeability acrylic panel, it is clearer to draw. 3. High-performance chip: The transmission is stable, low temperature operation, it is safe and reliable. 4. Color enlightenment wisdom: Children's graffiti, students' handwritten newspaper drawing, color enlightenment wisdom. 5. Easy to carry: With light weight and portable size, it is easy and convenient to carry and use. Description: This drawing board LED handwriting pad with high-performance chip, stable transmission, low temperature operation, safe and reliable. Specifications: Size: 150 * 240mm Light size: 150 * 210mm Working voltage: USB 5V Light source: LED Rated power: 16W Thickness: 4mm USB cable length: 2m Package Included: 1 * Three-level dimming copy station 1 * USB cable Notes: 1. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object.