Specification: High quality Lithium ion polymer batery Input:5V/1.5A Output:5V/1.0A working temperature 0c-45c stock/ transport temperature -20c -+ 50c cycle life more than 500 times Intelligent IC can effectively avoid short circuit For iPhone 8 7 6 6s Plus battery case For iPhone 8 7 6 6s Plus charger case For iPhone 8 7 6 6s Plus power case For iPhone 8 7 6 6s Plus battery charger case CHARACTERISTICS: 1. Attractive and exquisite, easy to carry. 2. This product is designed as protective backup battery case, which can protect your cell phone well. 3. It is suitable for stand by power supplies to travel, tourism, long distance car business and ships, field work or power outages environments. NOTE: 1. Do not throw the product into the fire or placed in any overheating environment. 2. Do not disassemble the pruduct or any form of maintenance and modifications. 3. Please follow the instructions, in accordance with the normal method of operation to use this product. If you have any questions, please feel free to contact us.