Features: The 8x18650 Battery Storage Box is a must have for DIY enthusiasts, allowing you to create your own power bank with ease. This storage box features quick charge with power of 5V 3A, 9V 2A, and 12V 1.5A, ensuring fast and efficient charging for your devices. Designed for all users, this battery holder box is compatible for 18650 flat top batteries, providing a reliable and convenient power solution for everyone. Whether you're traveling, working, this power bank case is perfect for any situation where you need a portable and reliable power source. 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. Specifications: Material:Plastic Number of batteries: 8x18650 batteries Color:Black,White; Option Type:CX8 Black Power Case,CX8 PD Black Power Case,CX8 PD Qi Black Power Case,CX8 White Power Case,CX8 PD White Power Case,CX8 PD Qi White Power Case, CX8 Power Case with Light Output/Input:5V2.1A CX8 PD Power Case Output:5V3A,9V2A,12V1.5A,5V4.5A; CX8 PD Power Case Input:5V3A,9V2A,12V1.5A CX8 PD Power Case Support 15W Wireless Charging; CX8 PD Qi Power Case Output:5V3A,9V2A,12V1.5A,5V4.5A; CX8 PD Qi Power Case Input:5V3A,9V2A,12V1.5A CX8 PD Qi Power Case Support 15W Wireless Charging; Package Includes: 1x Power Bank Case (Battery not include) note: Please allow 1-2cm errors due to manual measurement,please make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.