SOLAR POWER & ENERGY SAVING This air freshener is equipped with a solar sensor panel on the top, when the sun shines, and the propellers will instantly activate and rotate to emit fragrance when it is exposed to light. This car essential oil diffuser will automatically stop rotating on cloudy days with dim light, but it will not affect the spread of aroma in the slightest. you can use it as a great addition to your home or car. TRY TO DIY ANY FRAGRANCE YOU LIKE A wooden aroma diffuser is placed inside the product, which can lock your favorite perfume well, add it for a long time and evaporate slowly. When the essential oil is used up, you can continue to use it with your favorite perfume. Come and try to design your unique aromatherapy for your car! Helicopter Shaped Design It is designed as a helicopter model, Combined with solar powered, converts sunlight into electrical energy, keeps the propellers turning, no need for charging. Simple, fashionable and beautiful, showing different tastes of yours. Read more High Temperature Resistant Material The solar car aromatherapy diffuser is made of aluminum alloy & Plastic , not afraid of sun exposure, no change, no fade, light energy concentration plater, the sun can rotate Great Gifts Easy carrying, fashion,convenient and simple, nice look. The car air purifier is a great gift for family and friends, perfect gift for men and women. 0 Alcohol Addition & Safety Harmless The aroma diffuser in the shape of the helicopter uses the top aircraft paddle to diffuse the aroma and improve the volatilization. Drip the included essential oil when using it. The product is free of any contamination and can be used on children and pregnant women. We offer 4 different flavors to choose from: Cologne, Clear, Colorful, Dreamy. Read more