This is a case for a PCA9685. There are two models - one that offers pin protection so if it is loose, the pins cannot be shorted, one that simply covers the bottom.

You can find them on Amazon here... https://www.amazon.com/HiLetgo-PCA9685-Channel-12-Bit-Arduino/dp/B07BRS249H?dchild=1&keywords=pca9685&qid=1619957554&sr=8-1-spons&psc=1&spLa=ZW5jcnlwdGVkUXVhbGlmaWVyPUEzTFVLOFlNN001SVU5JmVuY3J5cHRlZElkPUEwMjUzMDYzMzROU1ZHREhJRUdYSiZlbmNyeXB0ZWRBZElkPUEwMTgwNTAyMTJXWFBJRjFCMzJWNCZ3aWRnZXROYW1lPXNwX2F0ZiZhY3Rpb249Y2xpY2tSZWRpcmVjdCZkb05vdExvZ0NsaWNrPXRydWU%3D&linkCode=sl1&tag=swedishmaker-20&linkId=e26d8892c3065ae02858ee3ca2e3a872&language=en_US&ref_=as_li_ss_tl