UL Listed (UL File #MH60484, Model #SP0301). 1000 mAh Lithium Ion Grade A Non-Recycled Battery. LED Indicator Light. Features A USB Output And Micro USB Input (Cord Included). Output: 5 Volts/1 Amp. Charges Most Phones, MP3 Players And More!. Requires Your Phone’s Charging Cord To Charge Your Device. Split Ring Attachment.