This unit accepts most right angle and transformer plugs when the reverse ground pin placement is mounted to wall. Its capable of a 24 hr repeat cycle programming that turns outlets on and off at the same time daily. You can program it in 30 mins time intervals and it provides 48 setting options in 24 hrs period. The angled housing design makes unit easy to read and program. With the two 3-prong grounded outlets, it can be used with indoor and outdoor devices requiring a grounded connection, control two devices from one outlet. The on/off top mount override switch to easily bypass programming. And lastly, its compatible with CFL, LED, fluorescent and incandescent bulbs.