SafetyThe moon night lampshade is made of BPA-ABS+PC+PVC, which is safe and lightweight. Energy-saving eye-protection LED produces uniform flicker-free light that will not hurt your eyesControl"Sun" key - switch. "Crown" key - change the color of the ocean. "Music" key - connect to devicesMusic SpeakerConnect your phone or other device to play musicDimmer KeyPress the "Crown" key to enter dimming mode. Built-in 1200mAh lithium battery, after fully charged, supports up to 2.5-24 hours of portable use in different light modesWidely UseSuper beautiful moon and sea scenery, very portable size and lightweight design make it a perfect gift. It can also be used for family hiking/camping/adventure travel, or even camping in the backyard