The TM36 Wireless Tow Light from TowMate provides stop, tail, and turn with side marker lights and three DOT center lights. This system comes with your choice of transmitter, charge plug, and instructions. Choose from any transmitter at no additional charge. The transmitter options include 4-PIN Round, 4 PIN Flat, 6 PIN Round, 7 PIN Round (Standard), 7 PIN RV Style, and a Hardwire Transmitter. Features Length: 36" Height: 9 1/4" Diameter: 3 1/4" Choose your transmitter: 4-PIN Round (Standard), 4 PIN Flat, 6 PIN Round, 7 PIN Round, 7 PIN RV Style, or a Hardwire Transmitter Durable poly-plastic housing Uses two 6V7Ah batteries Replacement Charge Plug Part Number TMCC-7PN Lifetime warranty Up to 10 hours of use between charges Around 1,000' of range Compatible with I-Mon reminder system TowMate Numbers: TM36