Experience the ultimate luxury while driving with our Smart Car Diffuser. Designed with cutting-edge technology, this device releases a refreshing mist of luxury scents that can improve your mood and reduce stress on the road. Enjoy a personalized and rejuvenating driving experience like no other. This diffuser Waterless/heatless oils-cold-air diffusion technology converts fragrance oils into a dry mist without the use of heat or water Residue Free Safe for pets and Children Includes a USB charger to charge device 4 Levels of Scent Intensity Covers 146 sq/ft Size: W 2.85" D 2.85" X H 5.70" Weight: 9 oz