Hi, does anyone know what the port on the bottom of the watch is for? It looks...rusty? On the back face there is also an opening with orange looking build up.
Is it safe to just clean out, or is this something to worry about?
Hi, does anyone know what the port on the bottom of the watch is for? It looks...rusty? On the back face there is also an opening with orange looking build up.
Is it safe to just clean out, or is this something to worry about?
