EASY TO USE AND COMPACT & PORTABLE This car aroma diffuser features a user-friendly design with only 2 buttons and weighs just 190 grams, making it highly portable. Its cup-shaped design perfectly fits most car cup holders.WHISPER-QUIET 28dB & LOW-WATER AUTO-STOP The cordless diffuser operates with a noise level of only 28dB. It automatically shuts off when the water level is low, allowing you to enjoy fresh and soothing scents with peace of mind.A DREAM GIFT The essential oil diffuser is highly portable, suitable for spaces like cars, desks, and bedrooms, and ideal for travel. Its the perfect high-tech gift that everyone will adore.3 MISTING MODES This aromatherapy diffuser has a 100ml capacity .It offers three misting modes: continuous misting for ,intermittent misting(8 seconds operation / 5 seconds pause),and vehicle auto on/off mode (10 seconds operation / 180 seconds pause).The car essential oil diffuser also features 10 lights modes.SMART CAR AUTO START-STOP + MEMORY FUNCTION The diffuser automatically turns on when the car starts and turns off when the engine is turned off, offering energy efficiency and convenience. Additionally, it has a smart memory function that saves your preferred spray mode and LED light settings, automatically restoring them for next use. Users can customize the settings according to their personal preferences.