CiaoTech power bank. Dual USB 6500mAh

Built-in rechargeable battery Included Micro USB Charging Cable Portable Re-chargeable Power bank Small & Convenient to carry anywhere LED Power Indicator 2 outlets to charge devices simultaneously Built in functions Indicate Battery Percentage Protect from overcharging with Surge protection function Electricity saving function Powerful with long operational time Specs Capacity:3.7V/6,600 mAh Battery:18650 Lithium Polymer Battery Size: 90.60.100 6,600 mAh Features: Battery Meter Indicator LED Lights Input：5V/1.0A Output 2 USB Ports:5V/1A MAX A1- 1 Amps A2- 1 Amps