Easy to Use--The dome is that with soft silicone material, just tap the top to desired 4 settings. First tap, low light; second tap, brighter; third tap, color change; fourth, light off Power Supply--It can be powered by 3pcs AA batteries(included) and micro USB cable(not included), user\'s manual included as well. NOTE: Included batteries is not rechargable battey, Pls take all batteries out from its case holder whn it runs out. Do not connect it by charging cable directly when batteries is in the holder Safely and Funny--The light is mild for baby\'s eyes. 7 different colors changing also make the room full of funny. Mushroom design, adorable gifts for your baby or toddler Unique Tumbler Lamp--Mushroom tumbler stylish can create a dreamlike atmosphere for your room, suitable for bedroom, home display, gift, decorative lamp and other romantic places Package Included-1*night light, 3*AA battery, 1* user\'s manual. Any problems related your order, please feel free to contact us by clicking the button \"contact the seller\", replacement or refund with no hassle, buy with confidence now.