As with all car starters, professional installation is recommended. All-in-one remote start + Security system. Includes one 2-way LED remote.Includes a 1-way backup remote. Includes shock sensor, siren, & LED. Works on AUTOMATIC Transmissions ONLY. Up to 3000-Ft of Range. Powered by Superheterodyne Plus (SP) Technology. Send commands from up to 3000 feet away. Receive instant visual and audible confirmation on your 2-way remote's LED Lights. Hold down the KEY button for 2.5 seconds to remotely start your engine to heat up/cool down your vehicle. Press the LOCK or UNLOCK buttons to arm and disarm your security system, as well as lock and unlock your vehicle's doors. Hold the TRUNK icon to pop your trunk or to activate your power liftgate. This remote starter can be safely installed onto a diesel-engine vehicle. Pair this system with a DR-3400 to add smartphone control and GPS tracking. As with any electronic item, additional installation parts may be required to complete installation. The item "Compustar CS4900-S 2-Way 3000-Ft Range Auto Remote Car Starter" is in sale since Saturday, March 31, 2018. This item is in the category "Consumer Electronics\Vehicle Electronics & GPS\Car Electronics Accessories\Remote Start & Entry Systems". The seller is "dna_electronics21" and is located in Linden, New Jersey. This item can be shipped worldwide.