rk3288 board with 3 3v backlight voltage

{"cid":"91190050","title":"Ethernet Supported RK3288 Board With 3.3V \/ 5V \/ 12V Optional Backlight Voltage And Serial Port Interfaces","imgUrl":"https:\/\/img.ismap.com\/nimg\/67\/da\/66151bd74ac650f5d2db6833060c-200x200-1.jpg","attrs":{"Price":"USD51~USD70\/pc","Brand Name":"ADW\/Sunchip","Model Number":"AD-B02","Minimum Order Quantity":"1 piece","Delivery Time":"1~3 days if have stock, 30days if","Place of Origin":"Shenzhen, China","Payment Terms":"L\/C, T\/T, Western Union, MoneyGram","Supply Ability":"1,000,000 Pieces per Month","Packaging Details":"Carton \/ Wooden case","Certification":"CE, ROHS, FCC, ISO9001","LAN":"Support Ethernet","Network":"2.4G WIFI (5G Wifi Optional)","Backlight Voltage":"Support 3.3V \/ 5V \/ 12V Optional","CPU":"Rockchip RK3288 Quad-Core Cortex-A17 Quad-Core","Interfaces":"USB, serial port, MIPI interface camera, TF card","RAM":"LPDDR3 2G\/4G Optional","Features":"Supports various LVDS interface displays, multiple interactive mode interfaces, strong anti-electromagnetic interference and electromagnetic compatibility","Bluetooth":"5.2"}}