Features: Intelligent one key to start the system, using smart chips, can provide a key to start / flameout, convenient and simple. Keyless entry, automatic sensor switch lock function, near the car 2 meters, the automatic sensor unlock. There is a remote start / flameout, countdown ten minutes off function. Summer cool car, winter warm car, no longer bear the car when uncomfortable. With the identity function, the remote control is not able to start normally. Specifications: Main material: ABS Color: black Remote Control Battery: 1 * CR2032 button battery, 3V 240mAh ( included) Working voltage: DC 12V Working frequency: 434MHz Package size: 300 * 100 * 50mm / 11.8 * 3.9 * 2.0in Package weight: 642g / 20.64oz Package List: 1 * Host 1 * Remote Control Handle 1 * Start Button 2 * Sensing Antenna 1 * Start Harness 1 * Detection Harness 1 * Restore Button 1 * Vibration Sensor 1 * Manual