Compatible models: 
Vellfire / Alphard 30 Series H27/1 - Early / Late
The OPEN/CLOSE button will be disabled for cars without sunroof. 

Installation Instruction
Remove the connector on the back of the rear AC control switch panel, insert the connector of this product and fix it to the ceiling on the top of the rear AC control panel. 

 

Button Control Contents
(1) A/C OFF
(2) Illumination light adjustment
(3) A/C AUTO
(4) Mode switching
(5) (6) Temperature adjustment
(7) (8) Air flow change
(9) (10) Illumination color change
(11) (12) Open / close roof (only effective for vehicles with sunroof)