Equipped with SEEMlLE's unique patented SLPL dual blue light and full excitation technology 13000-17,000 lumen ultra brightness, supporting large screen projection Cinema-grade color display. Active TEC cooling Scheduled locking, trial protection function WUXGA high resolution rendering HD quality Multiple Optional Lens accommodating complex installation HD BASET supporting long-distance transmission without signal Support image vertex, surface correction,easy to install&debug Best Choice of High Quality, Large Screen Projection