The style is different. E3 Smart Edition is different from small class screen. The E3 intelligent version of small class screen adopts human factor intelligent dimming, which is the data obtained from the clinical eye test conducted by Ma Jun, director of Peking University Children's Institute, in cooperation with BOE. It is a screen lamp specially designed for children, which is softer and more comfortable. Small class screen adopts anti-glare paper eye protection screen, which is soft and not dazzling to avoid hurting children's eyes.