Prime Day, Amazon’s big annual sale, will last two full days this year, the company revealed Tuesday. Amazon Prime subscribers will start seeing Prime Day deals at 12:00am PST on Monday, July 15th, and they will last through 11:59pm PST on Tuesday, July 16th. During Prime Day, Amazon typically offers a litany of sales (over 1 million deals globally) for Prime subscribers. Prime Day is meant to reward existing Amazon Prime members, as well as bring in new subscribers.