*Back-to-school Offer* Fast Charging Technology:Double USB port provide 4.2A total Amps output max, supports you charge two phones and tablets simultaneously and input up to 2A twice faster than normal 1.0A input portable charger,saving your time.
16,000mAh Capacity: Power bank charges 6 times for iPhone 6s, 3 times for Galaxy S7 or an iPad Air once, Portable carry-on for working, traveling, flights, business trips or any time you’re away from an outlet
Intelligent Safety Protection – Supports over-charged, over-discharged, over-voltage, over-current and short circuit protection and will automatic shutdown if a short circuit or overload output occurred while unit is charging
Compatible for: 16,000mAh portable charger with double USB provides high speed charging for Apple, iPhone, iPad, Samsung Galaxy, Google Nexus or other tablet and smart phone.
100% customer satisfaction, 30 days worry-free money back with One Year limited warranty