ExRay Drone Lights Its Way Underwater, Doesn’t Need Cable to Be Controlled
17 May 2021, 09:10 UTC · By: Cristina Mircea / Meet Hydromea ExRay, the world’s first wireless portable underwater drone that uses light and doesn’t need to be tethered
17 May 2021, 09:10 UTC · By: Cristina Mircea / Meet Hydromea ExRay, the world’s first wireless portable underwater drone that uses light and doesn’t need to be tethered