Cruise control principle: Relies on adjusting valve opening degree to automatically adjust the speed and maintain a consistent speed for constant speed driving. Cruise control benefits: Helps reduce long-distance driving fatigue and maintains a steady speed to improve fuel efficiency. Installation instructions: Press the cruise control button; the cruise indicator light will illuminate. Cruise control activates at speeds above 30 km/h. Use the "+" and "-" buttons to adjust speed. Pressing the brake pedal temporarily suspends cruise control; resume using the RES button. Turn off completely using the OFF button. 1. Remove the original steering wheel and steering switch, then install the cruise control lever. 2. Install the included harness without cutting or modifying factory wiring. 3. Connect to a diagnostic tool or vehicle system to activate the cruise control function. Material: Plastic Color: Black Manufacturer Part Number: 84632-34011, 84632-34017, 45186-06210-E0 Interchange Part Number: 84632-34011, 8463234017, 84632-08021, 8463234011 Other Part Number: 250-1836, 1s10717, ccw1022, sw8078, cca1022 Size: 12.5 x 6 x 3.5 cm Harness Length: 160 cm Fitment: For 4Runner 20062014 For Camry 20062014 For Corolla 20102014 For Highlander 20082014 For RAV4 20062014 For Land Cruiser 20062014 For Avalon 20092014 For Prius V/C 20092014 For Sequoia 20062014 For Yaris 20062014 For FJ Cruiser 20082014 For TC 20072014 For xB 20072014 For xD 20072014 For ES300 20042014 For ES350 20062014 For GS450H 20062014 For GX470 20042014 For IS F 20072014 For IS250 20052014 For LX470 20042014 For LX570 20072014 For RX330 20042014 For RX400H 20052014 Package Included: 1 x Cruise Control Stalk & Harness Note: Other items not included. Lighting and display differences may cause slight color variations between the image and actual product. Measurement error allowed is +/- 13 cm.