Programmable LED Sign Dope With USB 5V Power High Bright LED Matrix Panel Smart App Control DIY Text Patterns Waterproof Bendable Car Window Display 15x4 Inch
✔️ Portable 5V USB-powered LED sign with smart app control built-in
This bendable, waterproof LED matrix panel is designed for car windows, storefronts, and events. It connects via USB power and can be controlled through a smartphone app to display customizable text, graphics, and patterns.
✅ Size: 15x4 inch panel (381x102 mm) for bendable display
✅ Waterproof RGB LED matrix with flexible circuit board for vivid visibility
✅ 5V USB power, 2A recommended with extra long cable included
✅ App control via CoolLED1248; supports text, patterns, brightness, speed; 3M tape included for mounting; single unit
💡 What is a programmable LED sign used for in business and transport settings? This handy display helps grab attention and convey messages clearly.
- Use in storefronts, bars, hotels, and events to show promos and schedules
- Handy for taxi, rideshare, or delivery vehicles to show numbers or routes
- Control text, patterns, brightness, and speed via the app and USB power