【Worthy of Displaying】Turn your road rage into road respect with VDIKKS LED signs it's a great potential of de-escalating conflict between individuals and groups. As well as that it allows for a re-categorization from others to us even taps into prosocial tendencies, tendencies towards empathy and compassion. 【Programmable LED Matrix Panel】Built around a bright, pixel-dense LED display, smart nice LED sign display as you would expect! It can be programmed to say what you want it to and produces high-resolution messages for drivers & facilitates safer driving environments. 【USB powered LED Car Sign】With 5V USB upgrade voltage technology, the scrolling LED sign is extremely low heat, touchable and safe to use. No socket limitation, you can charge your LED panel with power bank, laptop, TV, etc.. (Note: Do not use a usb interface with output voltage exceeding 5v or a rated current lower than 2A for power supply.) 【Bluetooth APP Control】Download the APP(CoolLED1248) to your phone and connect the LED matrix panel through bluetooth. You can edit text, DIY patterns, adjust the brightness of the led car display screen, and music rhythm, meet your various needs perfectly. 【High-quality and High Brightness】This programmable LED sign for car windshield is a 16 X 64 pixel full-color LED display. The high-quality LED car sign can not only emit high-intensity light, but also has low power consumption, and the full-color effect is brighter and soft without glare. Customizable messaging scroller sign FPCB flexible matrix panel sign screen animation text display LED sign screen. ---- VDIKKS ----