1.Non-toxic and chemical-free and no more artificial scents typical of car freshener.2.Purify the air inside the car, keep the air fresh, reduce the harmful gases from the air. Not limited to use in the car, but also for bathroom, bedroom, pet houses and more situation3.Made of high quality aviation aluminum alloy, sturdy and durable, it is designed to last for years use.4.Unique regulation mechanism, you can rotate fragrance device to control the volatilization rate; It opens the most when pointer is in the middle of the scale5.Easy to install and use, no battery needed, fashion design, small in size, universal fit for most car air vent, no tools needed. 6.Package includes aroma stick. After the essential oil is running out, you can make then aroma pad by your own, just immerse the pads into your favor essential oil.Size: about 83x13mmAromatherapy Stick: 5 (Gulong, Lemon, Jasmine, Ocean, )Fragrance duration: 2-6 monthsNote: Keep the aroma pad from seats or other objects; Keep it from childrenColour: BlackMaterial: aluminum alloyPackage Contents:1 * car perfume diffuser5 * aromatherapy stickOnly the above package content, other products are not included.Note: Light 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.