Headphones/Earphones/Earbuds, (2 Pack) EldHus 3.5mm Wired in-Ear Headphones with Mic and Remote Control for Samsung Galaxy S9 S8 S7 S6 S5 S4 Edge + Note 4 5 6 7 8 9 and More Android Devices 20000mAh of capacity, provides 1 full charge to most laptops or approximately 9 cycles to most smartphones. Reliable lithium polymer battery ensures quality. More than 500 recharges over its lifetime. Equipped with two outputs for greater versatility: 1 DC 12V / 4A, 16V / 3.5A or 19V / 3A port and 1 USB 5V / 2.1A port. Slim and stylish aluminum body ensures efficient heat dissipation, lighter weight, and durability. 4 smart LEDs keep you updated as to the remaining capacity. Package contents: 1 Anker Astro Pro2 20000mAh External Battery, 4 phone connectors, 10 laptop connectors, 1 USB cable, 1 DC power cable, 1 AC 100-240V power adapter, 1 accessories pouch, 1 user manual.