Two dimensions for your selection: 50mm/70mm. Thanks to modular design, it not only improve the brightness and easily for the installation, but also save your time for maintenance and the cost of stock. The extra-brightness LEDs lead to long life-time and reliable operation. 360° view: excellent visibility with no block and no shadow. Protection classification for standard type IP54 and waterproof type IP65. It is widely used to machinery、Airport、Transportation、Assembly line、Packaging、Vehicles、Parking system.