You never know when your projector's lamp might fail, so it’s always helpful to keep a spare one at the presentation facility. This durable lamp will give you approximately 5000 hours (Eco-mode) of excellent, crisp and clear brightness. This product has been tested and validated on Dell systems. It is supported by Dell Technical Support when used with a Dell projector. Product Type: Projector lamp Lamp Life Cycle: 5000 hour(s) (economic mode) Designed For: Dell S560T Product Type: Projector lamp Life Cycle: 5000 hour(s) (economic mode) Designed For: Dell S560T