... 1,capacity:9000mAh 2,18650 (Samsung) 3,Output voltage: DC5.5V 4,warranty:1 year portable charger/power bank for iPhone, ipad,travel mobile charger, USB mobile charger ... : 5/1A 2A (intelligent dual output)Charging Method: adapter USB cableCharging time: 5 hoursOperating temperature: -10 ~ 50 ... standard capacity noted, and optimum volume capacity ratio.3) with four LED indicator light, plug and play, ...