Features: Premium aluminum alloy construction case delivers superior shock resistance and durability, safeguarding 46950 batteries from impacts while offering nonweld powerbank box solution for portable charging shell applications. Featuring easy assembly and compact design, this lightweight battery case integrates charging indicators, enabling effortless installation without soldering. Ideal for outdoor enthusiasts, frequent travelers, and users seeking reliability portability power solution for smartphones, tablets, and emergencies devices during adventure. Perfect for hiking, camping, or daily commutes, its ruggeds aluminum shell withstands harsh environment while maintaining pocket friendly portability for travel charging needs. Engineered with precise machined slots and secure battery retention, this high capacity case ensures stable power output and easy battery swaps using standardized 46950 cells for extended service life. Specifications: Component: Aluminum alloy, Size:Approx.10.3x4.95cm/4.06x1.95inch 3Option Color Output power: 22.5W USB output: 5V/3A, 9V/2.5A, 12V/1.87A (multiport output is only 5V); DC5.5x2.1mm output: 5V/6V/7V/8V/9V/10/11V/12V (3A-1.5A) 18W Type C output: 5V/3A, 9V/2.2A, 12V/1.67A Type C input: 5V/3A, 9V/2A, 12V/1.5A; Package Includes: 1pc Aluminum Alloy Battery Case(Battery not included) note: Please allow 1-3cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.