The TRS series are Tamper Resistant receptacle angled power strips and come in sizes from 9 inch to 36 inch with 4 colors available. Check your electrical code. Some areas require them. The receptacles are duplex Decora style in Black, White or Gray. The 9" & 12" have a receptacle/Switch combination. The 18" has 1 Duplex receptacle and a Dual Switch. The 24" / 36" have 2 sets of Duplex receptacles and a Dual Switch. They are available with the switch on the left end or the right end. Only standards are available on-line. This product is UL Listed.