【 Innovative Design & Stable Magnets 】 The A4 LED light pad has illuminated ruler scale numbers so you can see the scale clearly when using it. 4pcs magnetic pins can fasten canvas/paper/X-Ray or something firmly on the surface of the light box to prevent it from moving. 【 Stepless Adjustable Brightness 】 Simply keep pressing the touch switch for several seconds until you get the desired brightness you want. It’s gradual dimming effect. Screen is protected by a protective film, which needs removing before applying to use. 【 Portable and Slim 】 Light weight super slim light pad, thickness only 0.27’’, about 7mm. Overall dimension including black frame is L 13.7’’xW 9.8’’xH 0.27’’. The visual working area is L 12.5’’xW 8.6’’. 【 Type-C USB Powered 】 TOHETO Tracing lightboard comes with 1pc Type-C USB power cable, you can easily power the light box by linking any laptop, power bank or USB adaptor.We adopt type-C port in order to prevent the cable from connecting untightly into the plug, so that to hold a charge. PS: this tracing lightpad does not container battery. It has to work only when plugg in. It is not chargable. 【 Wide Application 】 This artcraft LED tracing board is ideal for sketching drawing, sewing projects, scanning film negatives, weeding vinyl, stenciling, 5D animation, calligraphy, embossing,scrapbooking, tattoo transferring, stained glass,x-ray viewing etc. It can also be a good gift choice for kids, friends, and family in Valentine's Day, Easter, Mother's Day, Christmas and so on.