1.custom flashing effect/picture 2.low power,no heat/radiation,thin,durable,light 3.OEM factory price/quality,timely delivery EL BadgeNew Way to show your personality! Never lose your customers again! Features: 1. Flashing effects with customers' demands 2. No heat generated, no radiation, lower power consumption3. Anti-vibration, no need to maintain 4. Color: Yellow, Blue Green, Green, White, ...