Features:   Controllable: Electronic scrolling message system with APP control, feel free to change the content.   Application scenarios: You can use it on the glass, for car windows, shop windows. Make your car more fashionable and express your meaning to the car which is following you.   A variety of colors are available: Red/Blue/Yellow/White/Green.   Communication mode: Mobile phone BT input. Supports multiple languages and patterns.   Install: Easy to install without extra adjustment.   Accessories: 1*Car LED display, 1*User manual.    Specifications:   Item name: Car Message Display Board   Material: ABS   Multi-color optional: Red/Blue/Yellow/White/Green   Display color: Full color   Display mode: Horizontal scrolling   Communication method: Mobile phone BT input   Display mode: Support scrolling, static, etc.   Installation method: Standard suction cup   Supported languages: Chinese, English, numbers, and other languages.   Pattern: Supports various patterns   Screen size: Approx.230*50*10mm/9.05*1.96*0.39in   Usage: in car/taxi /indoor