1. car S3P Speed Code Display It built-in chip, automatic sense the interior environment of the car 2. on the car is activated, off the car is turned off 3.After induction, the perfume is automatically atomized and sprayed 4.It has the effects of deodorizing, refreshing, etc. 5.Fully can be used for 40 days,Suitable for home, office, car, etc. Instructions Switch Left side off The middle position 1st gear is sprayed every 3 minutes, every 0.3 seconds The right is the 2nd gear, every 3 minutes, every 0.6 seconds Type:Smart Car Air Freshener Speed Code Display Fitment Type: Direct Replacement Install Condition: 100% New Made of high quality material, for use. Fitment: For Cars Car Accessory Car Air Freshener Diffuser Men's Perfume Woman Colour: Material:Metal + Plastic Package Contents: 1 x Car Air Natural Fragrance Only the above package content, other products are not included. Note: Light reflection 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.