Our 5 Year Guarantee covers the entire lease term. If any lights fail, we will provide a replacement free of charge. Light Boss is rated for 50,000 hours and supported by a 5 Year Guarantee against failure. We are confident in the quality and performance of our products which is why all of our LED lighting is backed by a 5 Year Guarantee, supported by all of the live Light Boss installations that have already exceeded 5 Years. Learn more about our 5 Year Guarantee here.