Maybe you could try turning on your screens, perhaps using a white or light blue fullscreen image so there is some kind of light reflected into the hands and objects surrounding the devices. Otherwise it will look odd when somebody photoshops a screenshot on top of the black screen.
Some of the other feedback is spot on, but I, for one, thank you for your intentions. Being thankful and polite is so underrated.
Some of the other feedback is spot on, but I, for one, thank you for your intentions. Being thankful and polite is so underrated.