Features: Ready to use: Battery pre-charged, and low self-discharge. Easy to Use: Just plug and press. Powerful: Support most of mobile phones, iPad, PSP, and other devices. Long cycle life: more than 500 time. Safety: over charge, over discharge, over current, and short circuit protection. Strong Flash: With 110 lumin LED torch Specifications: Model: FL-520 Input: 5.0V 1.0A Output: 5.0V 2.0A Battery: Li-ion 3.7V 5200mAh LED torch: 110 lumin Size: 118x41x25mm Product Weight: 165g Color: black & white