LitEnergy LE-A4S-B A4 LED Copy Board Light Tracing Box USBThis A4 LED light tracing box from LitEnergy measures 12.6 inches by 9 inches with an ultra-slim 0.2-inch profile. The visual working area accommodates standard A4 documents. Featuring adjustable brightness controlled by a touch switch with gradual dimming, you can customize illumination for any project. The flicker-free LED surface provides even lighting that protects your eyes during extended use. Powered via USB (cable included), it connects to computers, power banks, or USB adapters. Not poundsProductdimensions