dodocool MFI Power Bank 2500mAh with Built-in Micro USB Cable and [MFI Certified] Lightning Adapter for iPhone 8/8 Plus/X/7/7 Plus/6/6 Plus Samsung LG HTC and more [Lightweight & Card-size] Ultra-thin at only 8mm and lightweight at less than 65g, you can easily slide the compact battery pack into your bag, pocket or wallet and take it wherever you go. [Built-in Micro-USB Cable & Lightning Adapter] Both the built-in micro-USB cable and built-in Apple MFi certified Lightning adapter are neatly tucked away, ready to use at any situation. [Fast Charging Speed] Supports rapid charging (up to 1 Amp current) for popular smartphones or mobile devices with a micro-USB port or Lightning port. [Safe and Reliable]Output short-circuit, overcharging, over-discharging, over voltage, over current and overheating protection keep you and your devices safe. [MFi Certification] Each Apple MFi certified Lightning Cable has an unique MFi Verified S/N and an authorization chip issued by Apple to ensure 100% compatibility with lightning port devices. it's made specifically to fit with your iPhone, iPad and iPod so you can expect quality performance and reliability.