UL Listed (UL File # is MH60964, Model # 2618) | 4000 mAh Lithium Ion Grade A Non-Recycled Battery | Battery Test Button | Two 5 Volt USB Ports (1 Amp & 2 Amp Output) | Features 2 USB Output And Micro USB Input (Cord Included) | Requires Your Phone’s Charging Cord To Charge Your Device | Charges Most Phones, MP3 Players And More!