the Logitech F710 is a solid controller to get if you’re on a tight budget, but perhaps not exactly the type of equipment you want to stake your life on. […] Reviewers on sites like Amazon frequently mention issues with the wireless device’s connection.
The reporter, who followed an expedition of the Titan from the launch ship, wrote that “it seems like this submersible has elements of MacGyver jerry-riggedness.”
Amazon Link
They forgot to change the batteries before sending the sub out 💀
Can’t rely on the batteries they include, they’re usually cheap with maybe 40% charge.
Or they accidently packed AAA instead.