Features: 5 Adjustable Mist Modes for Custom Scent Control Offers 5 misting modes with various spray intervals (from every 60 seconds to 10-minute cycles), ensuring flexible aromatherapy according to your preferences and driving time. Smart Start-Stop Function Linked to Vehicle Ignition Built-in micro-sensor detects car ignition. Automatically starts when your car does and stops when the engine shuts off—providing a truly hands-free experience. Ultrasonic Mist Technology for Effective Odor Elimination Utilizes ultrasonic atomization to release a fine, fragrant mist, quickly purifying the air and neutralizing odors when used with your car's air conditioning airflow. .