The HB3.9 rental LED panel features a 3.906mm pixel pitch and 5000 nits brightness for high-visibility outdoor applications. It supports 500x500mm and 500x1000mm panel configurations with die-cast aluminum construction (12.6kg/8.2kg). IP65 front and IP54 rear ingress protection ensures weather resistance, while 3840Hz refresh rate and 100° horizontal/vertical viewing angles deliver smooth video performance. Modular front/rear service access, -10° to +10° curvature capability, and universal hanging/grounding bars enable flexible rental event setups for concerts, retail, and e-sports.