Lumsing Portable Charger Power Bank for Smartphones Tablets(6000mAh Li-Polymer Black) EXTRA POWERFUL BATTERY PACK: Using Grade-A Li-polymer battery and premium microchips ensure reliability and 500 + recharge cycles over the life of the battery. FAST BATTERY CHARGER: Our advanced technology delivers the fastest possible charge up to 2.4 amps. HIGH COMPATIBILITY POWER BANK: This 6000mAh high-capacity Battery Charger with dual USB ports (5V 1A&5V 2.1A) can simultaneously charge your iPhone, iPad, and any other Android devices. PORTABLE TRAVEL CHARGER: With the compact dimension of 4.8x2.6x0.5 inches, this ultra-thin power bank is ideal for long flights, road trips and outdoor activities. WARRANTY: 12-month warranty. And a friendly, fast and effective customer service.