Adjustable overhead LED light and multicolor LED interior lights under water. 2 switches are used for turning on/off the LED light and switching the water pump on/off. 6 modes of tranquil nature sounds, like sounds of frogs, sounds of bird, sunds of water, etc. Backlighting LCD display is featured with alarm clock, calendar, time, date, temperature, and snooze. Dual compartment desk organizer or pen holder for setting pens, rulers, etc. A great unique and unusual gift for your friends. Note: the moving water is powered by USB power. It will be running after you connecting the USB cable to PC. Color: White Material: Plastic(main) and Metal Batteries: 3 x AA batteries (not included) for LCD USB Power: DC 5V for the Fish tank's pump and lighting LED light: 6 white LEDs and 2 colour-changing LEDs LCD display: Clock, Calendar, Alarm, Temperature Sounds: sounds of frogs, sounds of bird, sunds of water, etc Item size: 24 x 20 x 9.7cm Item wight: 705g Package including: 1 x USB Desktop Aquarium Fish Tank 1 x USB Cable 1 x Pack of Pebbles 1 x User Manual Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.