EVOPower Black 2 USB Port Compact External Portable Rechargeable Emergency Backup Battery Charger (5000mAh) - Includes USB Charging Cable + Interchangable Charging Tips + 1 Year Warranty - for Motorola Charm / Grasp / Rambler / Bali / Droid 2 A955 / I1 / Cliq XT / Quench / i890 / Backflip / Devour / A555 / Brute i680 / Quantico V840 / V845 / i410 / Crush Universal, convenient, portable, and compact external rechargable back-up battery. Compatible with most portable devices (Mobile Phones, Music Players, Portable Gaming Devices, Digital Readers, etc.) Charges via included USB cable + Includes interchangable charging tips such as mini USB, micro USB, and more for your convenience. 2 USB ports for Dual Charging, 5000mAh battery capacity, 5.35V output voltage, Output 1: 700mAh max output current & Output 2: 1000mAh max output current. Includes 1 year warranty.