The strong 64x64cm ALU panels weigh only 11kg each - Easy fast lock design for rapid mounting and stacking - Solid metal connectors for both power and video signals - Pixel pitch 20mm: 2500dots/m² - Each pixel contains 3pcs 5mm LEDs (1R+1G+1B) for excellent brightness >4500cd/m² (nits) - Refresh rate >360Hz to avoid interferences with TV-camera’s - Indoor and outdoor use: IP64 waterproof