Universal armrest with USB suitable for most car.
Armrest can extend longer by pressing the button as shown on 6th picture.
Have 7 USB slot (Cable included), 3 on the front and 4 on the back.
Plug in the cable into your car usb slot and connect to this armrest usb slot (any slot also can)
Then all other usb slot on this armrest will have power and can charge phone.
If you car dont have usb slot, buy the 12V usb charger and plug into your 12V hole,
Make sure you buy 3.1A 12V charger because you have so many USB slot in your armrest,
You need more power... 2.1A not really enough power if so many people charge together.
1 slot cup holder as shown on 4th picture,
2 tray as shown on 7th picture, 1 big tray and another thin tray which is detachable,
1 ashtray as shown on 5th picture.