For iPhone 7/8 Plus Battery Case 7000mAh Protective Portable Rechargeable RedFeatures: Easy to Use: Slide your iPhone 7/8 Plus Battery Case into the charging port from top to bottom, then lightly press the phone after the charging port was inserted, finally turn on the back switch. After the indicator lights up will start charging, Please note when dismounting battery case, please don't warp your iPhone in huge angle, or the connector of battery case will be broken. It supports syncing data to your Macbook, PC or laptop Physical Protection: Certificated by CE, FC and RoHS. The inner smart security chip protects your iphone 7/8 plus against short-circuiting, overheating or over-charging.The design of shockproof will protect your iPhone effectively 7000mAh Ultra-High Capacity: This iPhone 7 Plus/8 Plus battery case has powerful 7000mAh huge capacity, can provide extra 17 hours talktime, 60 hours audio playback time and 13 hours video payback time, will charges the iPhone 7/8 Plus almost three times. It also has highest industry regulatory certificates: CE, RoHS, and FCC, enough safe that you can rest assured to use Specifically Designed for iPhone 7 Plus/8 Plus: Eco-friendly iPhone 7 Plus/8 Plus battery case; Made with high quality and durable silicone material; The perfect size and 360 silicone pad around will increase the buffer can protect mobile phone well; Ultra slim and light-weight,convenient to hold in your hand or in your pocket, you can enjoy the fun of charging anytime, anywhere