Outdoor Speakers, SailsON Electronics Multi-function Rechargeable 3 Mode LED Flashlight Torch Portable TF MP3 Music Player Bicycle Speaker with Micro SD Card Slot, AUX Input, FM Radio The FlashlightSpeaker is made of aluminum alloy metal which make it more practical. Enjoy music with MP3 player and MP3 speaker function, flshlight and alarm whistle function act as a safe guard, power bank function for your device to charge anytime, anyplace. It's designed for the outdoor exercising lover to attend biking, hiking and camping activites. Come with Simple design, long standby time and rechargeable feature, provide a comfortable experience when you travel. Built in TF card slot, provide power line.