Travel is more fun when you’re well rested. Take the LectroFan Micro2 all-in-one sleep sound machine and Bluetooth speaker with you everywhere you go.LectroFan Micro2 is a portable Bluetooth speaker with 11 built-in sounds to help you get better sleep. Pair it with your smart phone for streaming audio and making calls with the built-in microphone, or select sleep sound mode and enjoy your choice of five digital fan sounds, four variations of white, pink and brown noise, and two ocean surf sounds.It’s powered by a built-in battery that lasts for up to 40 hours playing sleep sounds, or 20 hours playing Bluetooth audio between charges.