Color:Black Product specifications:Input Voltage: 5.0V 1A(Max)Output Voltage: 5.0V 1ANominal Capacity: 3500mAhCell Type Li-polymer: 3500mAhCompatibility: iPhone 6 and iPhone 6sStandby Time: Up to 255hTalk Time: Up to 12h extraInternet Surfing Time: Up to 8h extraVideo Play Time: Up to 8h extraWeight:3.9ozInstructions:1.Insert your iPhone 6/6s into the case by removing the top piece of the case, inserting your phone, making sure that it has a solid connection with the 8 pin connector on the bottom of the case, then reattach the top piece of the case2.Plug a lightning cable into the charging port of the case, then connect the USB end of the lightning cable to a USB wall socket or a USB port on your computer

The battery case is fully charged once all four LED indicator lights are illuminated and stop flashing.3.Press the ON/OFF button for 3 seconds and the battery case will begin charging your phone.4.You can check the battery level of the case by pressing the ON/OFF button once

The power indicator LED's will light up as follows: 1 light: 25% 2 lights: 50% 3 lights: 75% 4 lights: 100% Features: Provides an extra long battery lifeFast Charging Battery CaseCharge both the iPhone and Battery Case simultaneouslyAllows for charging and syncing to your computer without ever having to remove the iPhone from the battery caseAllows for On-the-Go charging, perfect for outdoor or travel use Package Contents: 1 x 4.7" Rigid Peak Backup Battery Phone Case for iPhone 6/6s 1 x User Manual WarrantyAll Rigid Peak Products include a 45 Day money back, 12-month worry-free Guarantee!