Model Number: Evolution series 5200 Brand Name: iVOOMi Key Specifications/Special Features: 1. Classic black and white color with different capacity2. Simple design but brings you special feeling, give power and beauty to your life3. Family series makes you and your family members close but distinctiveOptional: 2600/5200/7800/10,400mAh Description/functionPower bank 5200mAh Color Customized Charging voltage 5V micro USB Recharge current 1A Discharging current 1A Output port 1 USB port Battery type USD 18,650.00 Capacity 5200mAh Output efficiency >80% Recharge Time 5-6H Over-current protection yes Short circuit protection yes Packing List 1*user manual, 1*micro USB cable Net weight TBD Gross weight TBD Product size 91*43*23.4mm