Product Information Color:Not fit lightning headphone Specifications: Capacity: 3300mAh High Quality Li-Polymer Cellphone Battery Dimensions:5.6*2.7*0.4 inches Weight = 3.6 ounces Input Voltage: 5V/2A Output Voltage: 5V/1.5A Charging Power Level: 1 Light = 25%, 2 Lights = 50%, 3 Lights = 75%, 4 Lights = 100% Features: Slim, lightweight and compact design for portability. The battery case provide 100%+ extra battery life for your iphone X . Up to 15+ hours talking time , 12+ hours web browsing time. Power LED Indicator - Will indicate the level of power your battery case is currently charged. Doubles your iPhone X battery power to keep you going throughout the day, essential for traveling, camping, road trips or business trips. Easy access to all ports, switches and buttons. Standard micro USB cable (can be used for data transfer for iOS and PC compatible devices such as Macbooks and Laptops to sync music and files to iTunes). User tips: Please charge the battery case fully and deplete the power of the battery case completely at the first use. Dont break or dismantle the battery case. Dont throw it into the fire. And dont place it in the hot or humid place. Packing list: 1 x 3300mAh battery case-black 1 x User Manual Features and Specification Features: SPECIAL DESIGN SPECIAL MATERIAL: Say no to fingerprints,peeling and scratch. It will stop charging automatically if the iPhone X was too hot,this is a way of protection,not defective.Every product is 100% tested before sending out,if you found the new case can not charge,push the bottom where the plug in. HIGH CAPACITY&LONG LIFE: Built-in 3300mAh High Quality Lithium polymer rechargeable battery which is safety. Our iPhone battery case can provide 100% more extra power to your iPhone.Equipped with LED indicator lights on the back to check charging status and how much power left. CHARGING & SYNCã: You can charge your Phone and sync your file at the same time, no need to remove the battery case. Equipped with smart dual charge technology, you can charge your battery case and your Phone simultaneously. €SLIM AND WEIGHT LIGHT DESIGN】: Slim and light weight design,add only 3.59oz to the iPhone X. Flexible plug,say no to "plug broke off". Support Magnetic function. Shipping / Return Policies 30 Days Return With Free Shipping