Nothing is easier or faster, with the TLTH1 you can now shave hours off your installation of a remote starter. The easy to use T-harness allows for plug & play installations in certain model Push-to-Start Toyota/Lexus vehicles. Simply plug in the TLTH1 T-harness at the OBD connector and one wire at the vehicle and you’re done. It’s that easy!! With the help of the config tool available online you can select an RF kit of your choice to enable standalone remote start (RSR). Compatible with DBALL TL1 and TL3 firmware.