1The LED/LCD doublesided drawing tablet can write and copy and can upload to any mobile phone, desktop computer, laptop or device that supports for Android/IOS/Microsoft software. 2Connect and transfer data to mobile phones, mobile computers, desktop computers etc. via OTG cables. 3Painting can adjust the brightness of the light color by touching the keys in 3 positions to adjust the brightness, and writing can directly write on it or clear the written content. 4The application of imported materials to filter blue light and multilevel optical processing technology can make users like their eyes and worryfree. 5The user feels that drawing on the transparent glass lens, the brush strokes are smoothly and the experience is good Item Type: LCD Drawing Tablet Battery Type: Button battery (delivered without battery) Battery Model: CR2025 Nominal Capacity: 150mAh Application Scenarios:1. Professional painting, animation professional copying, sketching, painting 2. Tattoo tracking, craft items, fabric designed 3. Photo, film, slider transmission 4. Professional tracking and sketching in interior, architecture, designed and drawing 5. X-ray observer in hospital 6. Data transmission of CNC machines or construction equipment Features:2-in-1 multi-function LED/LCD double-sided drawing tablet Suitable for every amateur or professional painter. It does not need to install any software and apps, nor does it require any special plug power supply. It only needs to connect the LED/LCD double-sided drawing tablet with an OTG cable and supports for Android 6.0/IOS13.3 and above /Microsoft, etc. Software mobile phones or mobile computers and desktop computers and machinery equipment, through the front side toggle switch to select the work interface that requires painting (LED) or writing (LCD), select mobile phones or mobile computers and desktop computers and machinery and equipment built-in painting, Picture, PPT and other software are fine. Size: Approx. 17.2cm / 6.8in 21cm / 8.3in 25.7cm / 10.1in 15cm / 5.9in 1 x Drawing Tablet1 x Pen1 x Data Line1 x User Manual