regulating your vehicle's air conditioning system. Enhanced Performance: Designed to provide precise control of the of refrigerant through your A/C system, improving cooling efficiency and comfort. Easy Installation: This expansion valve is crafted for easy installation, making it a suitable choice for both professionals and DIY enthusiasts. Essential for HVAC System: A crucial component for the proper functioning of your vehicle's HVAC system, ensuring a comfortable driving experience in all weather conditions. Only the above package content, other products are not included. Note: Light reflection 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.