Used Philips Wake up light alarm clock. The light turns on 30 minutes before your set wake up time, and the light intensity gradually increases. At your set wake up time, you can choose to hear one of two natural sounds or a selected radio station. A link with more product information is below. https://www.usa.philips.com/c-p/HF3470_60/wake-up-light The owner's manual can be downloaded at the link below. https://www.philips.com/c-p/HF3470_60/wake-up-light/support
Returns Accepted for this item if it's within 14 Days