This Pyle remote starter adds on to your current alarm system and allows you to start your car using your alarm's remote control. Wire it into your alarm and car and you'll be ready to start. The programmable cranking time lets you set everything just right for your vehicle. It's perfect when the weather's too hot or cold and you want to let your A/C or heat run first before you enter your vehicle. You'll get in your climate controlled car and wonder why you didn't get this Pyle unit sooner - so let's get started!