Remotely start your car from up to 800ft.-1000ft. Warm it up in winter and cool it down in summer. Locks and unlocks doors, pops the trunk and turns the engine on/off using the 4-button remote (included). Programmable 15 minute run time and automatic cold start. Includes FREE second remote, installation video, test light and programmable auto start and trunk release. For use with vehicles with fuel injection and automatic transmissions only. Limited lifetime warranty. U.S.A.