Features: Experience fast 22.5W charging with this 18650 battery holder, featuring a nosoldering assembly design that securely organizes 20 cells while enabling quick power replenishment for multiple devices. The screw together plastic structure eliminates complex wiring, offering lightweight portability and child safe insulation compared to traditional metal battery containers. Ideal for electronics enthusiasts, repair technicians, and families seeking customizable power solution with enhanced safety features. Perfect for maintaining full device charging during outdoor adventures, emergencies backups, or daily gadget maintenance in homes workshops and mobile workstations. Its reusable configuration reduces battery waste through easy cell replacement, supporting sustainable energy practices while delivering reliability power storage for professional and household applications. Specifications: Component: Plastic, Size:Approx.222.5x81x42mm/8.76x3.19x1.65inch 2Option Color; Features: detachable design, supports weldingfree installation Supports 22.5W super fast charging, meets fast charging needs and improves usage efficiency. Tips: 18650 batteries are not included in the package, you need to purchase separately.Can only use the 18650 battery of which positive electronede is flat top. Please pay attention to the direction of the positive and negatives poles. Package Includes: 1pc Battery Case 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.