This one gives you a 20k hours before it starts dimming. That’s almost 7 years if you use it 8 hours a day.
viewsonicCombining laser technology with 4K Ultra HD resolution and 3,300 lumens of high brightness projection, the LS700-4K delivers a premium home theater experience in any room, day or night. Utilising the latest laser light technology that lasts up to 20,000 hours, the LS700-4K delivers long-term enjoyment for movies, games, and other multimedia entertainment. Featuring HDR compatibility, exclusive Cinema SuperColor™ Technology, and true Ultra HD 3840 x 2160 resolution, the LS700-4K delivers a breathtaking home cinema experience you expect to only get at the movie theater. With high brightness and optimised sound, this projector provides bright visuals and immersive audio in nearly any room or environment, while an ultra-low input latency ensures faster frame-by-frame action and smooth gameplay without delay. Set-up is a breeze too: 1.3x optical zoom and versatile connectivity options allow for more flexible mounting and easy installation. For an amazing home theater viewing experience with lifelike colour and razor-sharp details, the LS700-4K delivers.
https://www.viewsonic.com/ap/products/projectors/LS700-4K.php
