Compact and Large Capacity - 7800mAh can give a full charge to most digital devices. Which can provide 3.6 charges for iPhone 7, 2.6 charges for iPhone X, 2.3 charges for Galaxy S9 and 1.4 charges for iPad MiniPortable and Exquisite - One of the smallest and lightest 7800mAh portable charger. You can put the compact body into your pocket or backpack with ease. No matter you are out for camping or business, you will find the portable power bank a lifesaver if the phone battery dead on the travel roads or airplaneDouble USB Port 2.1A Output - Allows for simultaneous charging of your phone, Android (Samsung Galaxy,ZTE,HUAWEI,HTC,LG, Pixel),Nintendo Switch and more at high speed. Please be fully charged for the first time,it may take 5-6 hours. When it fully charge, the all four lights will go outSafe Guarantee - Intelligent Safety Protection[UL Certificated] - Supports over-charged, over-discharged, over-voltage, over-current and short circuit protection, more safe to use. Supports charging while discharging, you can charge your phone and play games when the power battery itself is being charge1 Year Time Warranty - 12 months quality assurance, New Replacement or Refund without Return in 30 days. We are committed to improving product quality and reducing product defects. If there is any quality problem, please feel free to contact us, we will do our best to providing you a pleasant shopping experience