Original PINENG PN - 920 20000mAh Dual USB 2.1A 1.0A External Mobile Battery Charger Pack Power Bank Support LCD Display FlashlightThis backup power supply is mainly designed for charging digital products, such as mobile phones, tablet PC, MP3, MP4 and game player etc. Dual USB interfaces for output current of 1A and 2.1A. It can meet the charging requirement of the most products in the market. It has the function of constant voltage and current-limiting, short-circuit protection for output. There is a Micro Control Unit ( MCU ) in the power bank, intelligently control the power output. LCD with blue back light indicates the actual power and interfaces status, display accurately of the battery capacity. Features:Capacity: 3.7V 20000mAh 74WhDual USB output: USB1 5V 2.1A USB2 5V 1.0AWith built-in high capacity rechargeable battery, it has wide scope of application, long cycle life, perfect performance and competitive price. At anytime and anywhere, it can be widely used to charge your mobile phones, digital camera, PDA, PSP, MP3, MP4, GPS and so on.Intelligent Identification:When the digital product connects with the power bank, it can automatically identify and charge the product. Easy to use, intelligent and convenient. LCD DisplayWith LCD display, it can show the actual power and interfaces status.LED flashlight functionDouble press the touch switch to turn on the LED flashlight, and press the touch switch once to turn off the flashlight. With it, you will be safe and convenient at night.CompatibilityCompatible with iPhone 6S / 6S Plus / 6 / 6 Plus / 5 / 5S, Samsung Note 4 / Note 5 / S6 / S6 Edge Plus, HTC, Blackberry, Sony Ericsson etc.