... IP65Unique Patent Technology Adopt High-Tech VC(Vapor Chamber)thermal design. Substrate chip temperature is lower than copper, and coefficient ... custom applications Feature 1.The shell with optimized structure design and high-strength aluminum alloy material with a high ... Refond led chips, 80-85lm/w, 2 years warranty, aluminum pcb(MCPCB)suitable for Hotel, Exhibition Hall, Meeting Room, Hospital, ...