Simple Installation: Comes with a flat base and a stake to be used indoor or outdoor. Just unscrew little nuts and switch out the light designs to change to whatever holiday or occasion you like. You can see the images by looking on the slide, find the best image you want to project and just simply set it up within 5 minutes. Fastest way to create different lighting effects to decorate. PREMIUM QUALITY AND SAFE: Built-in professional lasers, which is much sturdier than traditional laser module. It has IP65 waterproof, class IIIa laser classification,and have certificates of FC,CE, FDA, RoHS.Guarantee service:30 day back money!