The power button have to be press multiple times before it turn on. Once on you can leave it on just on plug from wall unit.This vintage Apple Color Plus 14" CRT Display Monitor Model M1787 is a rare find for any collector of vintage computing equipment. The brand speaks for itself, with Apple's reputation for producing high-quality computing products. This particular model is a unique piece of history, with its vintage design and advanced features.The monitor is in excellent working order, as expected from a device of its caliber. Its large 14" display provides a clear and vibrant image, perfect for anyone looking for a retro computing experience. Don't miss out on the opportunity to add this iconic piece to your collection.