Description: brand new and high quality. Feature: Made of premium material, it is wear resistant and durable. LCD digital display, easy for you to monitor the real-time battery bank capacity. Can be installed 10x18650 lithium battery. Fast charging, plug and for play, long charging for time. Mini portable design, convenience to carry. Light weight design is very easy to carry. for 99% USB devices, such as for smart phones, tablets, computers and so on. Function: temperature for protection,Short circuit for protection,Reset for protection,Anti-reverse connection for protection,Over current for protection,Over voltage for protection,Battery overshoot for protection. DIY design, easy and convenient to use. Perfect for outdoor travel use. Power Bank for Case only, other accessories demo in the picture is not included! Tips: 18650 batteries are not included in the package, you need to purchase separately. Can only use the 18650 battery of which positive electrode is flat top. Please pay attention to the direction of the positive and negative poles. Do not close the cover untill the test it is finished, it can not be open again if closed. Specifications: Item Type: Power Bank for Case Input: 5V 2A(Max) Output: USB 5V 1A/2A Battery: 10x18650(not included) Material: Plastic Size: 212x80x23mm Color: White, Black(optional) Quantity: 1 Pc Note: Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Includes: 1 x Power Bank for Case