Specifications: - Compatibility: for Samsung Galaxy Note 8 [6.3 inch] - Product Material: Rubber + ABS + PC - Battery Type: Li-polymer - Battery Capacity: 6500 mAh - Input: DC 5V / 2A (MAX) - Output: DC 5V / 1A (MAX) - Product Weight: 167g - Product Dimension: 169*78*19mm L*W*H 1.Get Optimal Power in Design: Charging & Protecting 2 in 1, Powerful battery case. This battery case could perfectly fit for Galaxy Note 8 The [6500mAh] Li-polymer rechargeable battery case will provide 130% battery life to your Samsung Galaxy Note 8, which is equivalent to add 38 + hours talk time or 28+ hours web browsing time. 2.All Day Power Supply You can charge your phone anywhere by flipping a switch this battery case is your phone's right-hand man. Especially outdoors hiking climbing camping & long trip. Faster and safer charging with our battery case when you charge your Galaxy Note 8. Precise cutouts for easy access to all buttons and ports. Easy installation and removal. 3.Easy to Use Press the ON/OFF button on the Galaxy Note 8 power case to turn the case ON and OFF whenever you need the extra juice. Press 3 secouds to start or stop the charging ,the charging signal will be showed on the phone screen. Press 3 secouds once to check the battery level. The LED indicators will show the battery percent as follow: 4 leds:75-100% 3 leds:50-75% 2 leds:25-50% 1 led:1-25% 4.Operating Guide Connect the Type-C input port to to USB cable with battery case, then plug the cable to power adapter to charging the battery case. The LED indicator will be lighting when charging. Box Content: 1 x External Battery Case for Galaxy Note 8 1 x User Manual