- Wide range of the power : Wide voltage range from 12V to 24V to adapt the buses ;
- Waterproof : With front Plexiglas protection and outdoor SMD lamp ,ensure the sign IP65 ;
- Wide view angle : Large view angle 120/120degree and ultra brightness SMD lamp ,picture is still vivid under the sunshine ;
- Slim design : Aluminum alloy material with thin and light weight ,total thickness about 60mm ;
- Multi-control method : With 3G,wifi or group control of the signs, GPS locking the place to place certain advertising .