Compatibility with Various HATs: Accommodates a wide range of expansion options, including NVMe HATs. Removable cover for easy access and modification of HATs. Side walls designed for easy modification to accommodate different HAT connectors, offering flexibility for various projects. Designed for Convenient Access: External start button for easy powering without opening the case. Removeable cover lets you easily install and setup cooler and HAT.. Included long and short spacers accommodate HATs with both long and short GPIO headers. Access for a 40 GPIO cable on the side for easy connectivity with other devices and peripherals. Compatibility with Official Raspberry Pi Cooler: Designed to work seamlessly with the official Raspberry Pi cooler, ensuring efficient cooling for optimal performance. Supports low-profile cooler with suitable dimensions to fit inside the case. Plenty of ventilation slots on both side panels for improved heat dissipation. The 18mm and 20mm spacers help mounting the HAT on top of the cooler leaving sufficient space for airflow between the HAT and the cooler. Durable Construction: Constructed from sandblasted black anodized aluminum and powder-coated steel for durability and stability. Multiple Mounting Options: The keyholes at the base open up the wall mounting option for settings where you want to save space. The included rubber feet improve grip on most surfaces. The case has threaded hole to use the KKSB Camera Holder if you want (camera holder is not included).