Charger case with 5500 mah battery for Samsung Galaxy Note 8. -The Type C Cable (cable to charge your Samsung Galaxy Note 8) is used to charge the case. -The Case allows 110% more charge battery capacity. It has a slim and flat design, it seems that you had a normal case. -Only all you have to do is insert your Samsung Galaxy Note 8 to the case and go. On the back it has a button that when pressed for 3 seconds, starts charging. To stop charging press the button for another 3 seconds. -It is carefully made with soft materials but at the same time it provides protection for the falls that you could have with your Samsung. -Available in black color for Samsung Galaxy Note 8 5500mah. Characteristics of the cover: Battery type: Li-polymer battery Capacity: 5500mAh Input voltage: 5V / 1A; Output voltage: 5V / 1.8A; Charging time: About 4 hours