1. Outdoor Aluminum Plate Heat Dissipation Design: 
    even without power supply, the screen can be exposed to the sun and not black out.
2. IP65 Waterproof standard
3. Working Temperature : From - 40°C  in winter without fogging to 65°C in summer under the sun without black screen 
4.Weight: 50% Lighter than Other Type : Adopts IK10 anti-UV heat insulation glass,  aluminum heat conduction and heat dissipation technology, ( the latest without FAN Cooling needed technology) 
 5.Ultra-thin Frame Design: Thickness only 10cm. (Other type at least 22cm ) 
6.  Save 50% Energy Consumption by no FAN Cooling needed technology
7. No Maintenance Required: Sealed inside to prevent dust, dirt, oil and other corrosive substances from entering. 
no need to replace the filter screen,  save labor maintenance and effectively protects the internal electronic equipment  and extends its service life to 5 years more.