SoundSOUL Dancing Water Speakers LED Speakers Water Fountain Speakers (red_red) Power and Fountain self-select On/Off functions to save more energy.Diamond is honored with Computex d&i awards 2013 Transparent acrylic tube filled with environmental non-toxic and zero ignition vegetable oil.The six multi-colored LED lights, reflect off the water as it shoots out of the base creating many awesome visual effects. Connect to any music source with standard 3.5mm jack.No battery required. (USB powered) Soundsoul Water Dancing Speaker (Diamond) is an easy way to spice up your music listening, and can change the feel of a house in seconds. Just plug these speakers into your iPod, MP3 player, or home computer and let the party begin These speakers are light weight, portable and extremely versatile. Dimension: 68mm(L) x 68mm(W) x 255mm(H)5345 g (2 Speakers)