The Byrne Salt is is a round dual USB charging grommet, each port features 2 amps of charging for larger more power hungry devices such as tablets. The bezel is only 2" and the cutout needed is only 1 3/4", just use a hole saw for quick installation. There are 5 exciting colors to choose from to achieve the look you are going for; white, black, green, orange, and blue.
After the hole is cut to finish the installation just drop it in the hole and secure to the underside of the table with the included nut, it just threads on till it is tight with the table. There is a single 10' power cord that needs to be plugged in and you are done, you will be enjoying stylish USB charging in no time.