Easy to Install; Audible alarm high-quality wiring harness, to smooth operation of the current, Remote operation Type: Car Alarm System Engine start stop:5cm Host:80x70x30mm Working Voltage:+12v+2V Working Current:8mA Remote control frequency:433MHZ Receive frequency:433MHZ Fitment: Universal Maximum outside diameter: 40mm Internal lighting: blue, red and yellow 4 conductive contacts, do not use the current old mechanical key switch, the use of the effective number of 30 million times, without replacement Installation 1: directly remove the lock and use the buckle of the installation Installation 2: Remove the button behind the iron, using the paste installation Remote start function 1. To ACC, ON file supply, and then start the car 2. Long press 5 seconds to start the remote control button 3. Remote start detection handbrake, do not pull the hand brake remote start is invalid, 4. 10 minutes after the start of remote control without operation is automatically turn off, the brake on the car to stop the flame function is canceled Sensing mode switching function Material:ABS colour:black Package Contents: 1 * Car engine start button(Host) 1 * Start button 1 * output line 1 * 6P output cable 2 * Smart remote control 2 * Antenna 1 * Restore Button 1 * English Manual Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.