Personalized LED Demon Eye Car Lights — key benefits and features Why you need it Adds visible, eye-catching expressions to your vehicle without complex wiring. Low power draw and USB power make it compatible with electric vehicles and other 5V USB sources. Easy to install and operate so you can change moods or messages while driving or parked. Main features Personalized driving display: Multiple selectable styles and clear patterns that loop continuously to show your chosen expression while driving. High-brightness LED: Bright lamp beads remain clearly visible day and night, including in direct sunlight, for reliable recognition by other road users. Energy-saving USB power: Uses a standard 5V USB plug for plug-and-play operation. Works with car USB ports, USB adapters, and power banks. Simple control: Long-press the switch to cycle through modes; supports single-machine switching mode for straightforward operation. Tool-free installation: Clean the mounting area, apply the included double-sided tape to the LED unit, stick it to the car window, and press to secure. The tape holds firm even on bumpy roads. Compatibility and performance Power: Standard 5V USB (plug-and-play). Visibility: High-brightness LEDs designed for clear recognition in daytime and nighttime conditions. Operation: Multiple looped display modes accessible with a single control button; low power consumption suitable for electric vehicles. Practical use scenarios Daily driving: Display fun, rotating expressions that increase visibility and personalize your vehicle during commutes or night drives. Car shows and meetups: Use looping patterns to attract attention and show a consistent, customizable light display when parked. Electric vehicle owners: Low-voltage USB power keeps energy use minimal and integrates easily with EV charging setups or onboard USB ports. What you get from this product An easy-to-install, high-visibility LED expression light that personalizes your vehicle, operates on standard 5V USB power, and offers straightforward mode switching and reliable adhesion for everyday use.