Easy installation, direct fit. Durable and colour will not fade out Perfect match for the original car, easy installation. Aftermarket products with high quality. There is no instructions included in this kit.Professional installation is highly recommended! Fitment: For BMW 1 Series E88 E82 3 Series E90 E91 X1 E84 Other Part Number:9169405 61319169405 Manufacturer Part Number:61319169405 To Control:Headlight Size:3.2cm x 2.2cm/1.26inch x 0.87inch colour: black Material: ABS Package Contents: 1 x Head Light Switch Button Only the above package content, other products are not included. Note: Light shooting 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.