The 6139 Steel Mate Keyless Entry Security System will unlock your car automatically when you get close to your car. Yes, without pressing any key and the car will lock by itself you leave your car.

• Automatic arm/disarm as transmitter approaches or leaves
• Intelligent ID system to prevent unauthorized start the car
• Remote Trunk Release
• LED status
• Anti-hijacking, emergency call and locating

It’s available at $69.90. More pictures after the break.