Warranty for 1 year, only change not repair 11 soothing sounds , Rain, White Noise, Birds, Wind, Sea, Water Current, Dryer and 3 classic lullabies. Customizable small night light The Lights Library features 10 presets and an in-app color wheel that allows you to dial an unlimited number of colors. Sleep program Use a one-click program to create bedtime, nap time and wake up schedule. Rise time Use fun colors to help children learn when it's time to get up. Simple Companion Apps Remote control and program Favorites using iOS and Android devices. Technical specifications Dimensions: 4 inches x 4 inches x 6.25 inches Weight: 13 ounces requirements Apps available in the Apple App Store (iOS 13 or later) and the Android Google Play Store (Marshmallow or later). Communicate via low power Bluetooth Materials and Maintenance ABS plastic and LED lights clean