Features: The 32x18650 Battery Case allows you to charge multiple batteries simultaneously, providing convenient solution. Its detachable design make maintenance and usage safe. This battery case caters to various charging needs, making it suitable for wide devices and users. Whether home, in office, on traveling, this battery case ensures you have power. 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. Specifications: Material:Plastic Color:Black,White; Size:Approx.187x83x82mm/7.36x3.27x3.23in Number of batteries:32x18650 batteries Interfaces:Micro USB/USB C; Option Type:Black Powers Bank Case,Black PD Powers Bank Case,Black PD 2 Powers Bank Case,White Powers Bank Case,White PD Powers Bank Case,White PD 2 Powers Bank Case, Powers Bank Case:5V2A PD Powers Bank Case Output:5V3A/9V2.22A/12V1.67A/4.5V5A/5V4.5A PD Powers Bank Case Input:5V3A/9V2A/12V1.5A PD 2 Powers Bank Case Output:5V3A/9V2.22A/12V1.67A/4.5V5A/5V4.5A,WirelessCharging:5W/7.5W/10W/15W PD 2 Powers Bank Case Input:5V3A/9V2A/12V1.5A Note: Please allow 1-2cm errors due to manual measurement,please make sure that you donot mind befores you order. Due to the differences between different monitors, the picture may not reflect the actual item color. Package includes: 1pc Case