TZRSQL RLC-127 Original Quality for ViewSonic PX701-4KPROX PX728-4K PX729-4KS PX748-4K PX749-4K Replacement Lamp Bulb with Housing

["Compatible Models：Fit for ViewSonic PX701-4KPROX PX728-4K PX729-4KS PX748-4K PX749-4K Projector","This replacement projection bulb comes with Housing. It is very easy to install and everyone can do it.","Complete Renewal, Brighter Upgrade, Long-lasting Durability — A Brand New Experience, Beyond the Past","Ensure full compatibility, high-brightness and clear image output. The lifespan is 4500 hours, and the ECO mode has a longer lifespan.","We offer a 200-day free replacement and a 30-day refund guarantee service. We always provide customers with better services."]