. Seamlessly protects the USB (Universal Serial Bus)-C port & micro SD card slot keeping out water & dust. You can detach the USB (Universal Serial Bus)-C cover to connect a USB (Universal Serial Bus)-C cable or insert a micro SD card. Covers the USB (Universal Serial Bus)-C port & micro SD card slot repelling water & dust. Tips. Attach & close the USB (Universal Serial Bus)-C Cover correctly or water may enter the device In the Box. Osmo Action USB (Universal Serial Bus)-C Cover × 1. Specifications. Size 22 × 17 × 5 mm Weight 1.5 g. Compatible with Osmo Action..