The Propel Wireless Speaker will not only play your favorite music, it will keep you cool with its built-in fan. The fan can rotate 180-degrees and has 3 speeds, operated by a single button. Compact and rechargeable, wirelessly connect to your smartphone, tablet, etc. Charge time: ~1-2 hours; playtime fan only: ~3 hours; playtime speaker only: ~8 hours; playtime speaker and fan: ~2 hours. Micro USB charging cable included.