LitEnergy A4 LED Copy Board Light Tracing Box Ultra Thin Adjustable USB Power Artcraft LED Trace Light Pad for Tattoo Transferring Drawing Streaming Sketching Animation Stenciling - It is super thin so that you can take it anywhere with you easily unlike a traditional light tracing box. - This tracing light pad is a sleek light-up pad, the light from the pad through the paper clearly illuminates the images, which make tracing images become easy. - Touch Switch Design --- you only need to touch the pad to turn on / off your light board. - Adjustable Brightness --- simply keep pressing the touch switch for several second until you get the desired brightness which you want. - Memory Feature --- smart memory the brightness of your last use. - Power supply by USB cable which mean easy to access to any USB port like computer, USB adapter or even power bank. 1. Light source: LED 2. Dimension: L14.2? x W10.6? x H0.2? 3. Visual Work Area: 9? x 12? 4. Thickness: 0.2? 5. Color Temperature: White (9000-12000K) 6. Working Voltage: DC 5V 7. Interface Type : Mirco-USB 8. Rate Power: 4.5W 9. Net weight: 1.5 pounds 10. Brightness: 3,000 - 4,000 Lux EASY CARRYING -- Light weight super slim light pad, thickness only 0.2, about 5mm. Overall dimension including black frame is L14.2xW10.6xH0.2. The visual working area is 9x12. ADJUSTABLE BRIGHTNESS -- Simply keep pressing the touch switch for several seconds until you get the desired brightness you want. Its gradual dimming effect. EYESIGHT-PROTECTIVE DESIGN -- Light tracing box with energy efficient flicker-free LED lamps, provides a perfectly even illustrated surface. USB POWERED -- tracer light board comes with 1pc USB power cable, it's not rechargeable, so it will work by plugged in any computer, power bank or USB adaptor easily. Wide APPLICATION -- Ideal for stenciling, 2D animation, calligraphy, embrossing, scrapbooking, tattoo transferring, sketching drawing, streaming, sewing projects, stained glass, quilting etc.