All electronic devices will need to be serviced, repaired or replaced after a period of use. Video projectors are no exception to this rule. Data projectors have a component called a lamp that is responsible for producing light. This lamp has a useful life that must be replaced after it expires. The average lifespan of video projector lamps is 2 to 3 thousand hours, but often after 1500 hours of operation, the image gradually fades and many users try to replace it. Replacing the video projector lamp is a perfectly logical case for these devices. Periodic service of the projector should be done at least once a year. Now the question arises for the user how long the cost and repair for the video data projector can be economical. After replacing the lamp, you should keep in mind that only the lamp in your device is renewed and the other parts are still the original parts of the device and therefore worn out, so more than twice, provided that no other damage has occurred in the device. Yes, lamp replacement is not recommended and it is recommended to use a new device and definitely a router. If the repairs have been done on your device more than twice, buying a new device will be more economical and ideal, while with the daily advancement of technology, benefiting from the good features of new data projectors It will definitely be provided by buying them.