2nd Gen 22400mAh external battery with higher efficiency provides the fastest power. Portable size at 6.2 x 3.1 x 0.8 inches, 0.99 lb.Fast charging input: DC 5V 2A-Eingang (2A charger not included), twice as fast as normal 5V 1A input power banks, save 50% of your time.4 integrated LED indicators show power status. Integrated 3-mode LED flashlight makes it easier in the dark: SOS/bright/average mode.Constructed with lithium-ion battery cells and built-in microchips to ensure safety and long service life. Still unrivaled performance holds 500 charging cycles over the life of the battery, after 24 months.3 USB charging port (2.4A 1A for iPhone, iPad, 2A for Samsung tab) at the same time charge for 3 devices. 3 USB ports are compatible with almost all intelligent devices with an input 5V DC.