Note:e sure your vehicle has a blind spot system installed.1.This product is an acceory and has no blind spot function. This acceory needs to be used with the blind spot system. If the car does not have a blind spot system, it cannot be used together.Features:1.This is the product is an acceory, no blind spot monitoring function.This acceory needs to be used with the blind spot monitoring system.2.It is universal. It is suitable for all models.3.The nsmits signals to the lights to alert the driver of the surrounding ffic conditions.4.There are two states, 1 is always on, 2 is fing (After installation). 5.Installation position: In the rearview mirror. No need to punch holes, just fix it with .Specifications:Product name: BSD blind spot light/BSD blind spot light extension cordLuminous color: Yellow/red for ur chioce*This product is an acceory and needs to be used with the Blind Spot System.Type: Universal, applicable to all models.State:1 is always on, 2 is fing (After installation,The state is controlled by the signal output by the .) Purpose: Safe driving BSD blind spot light: 1.Operating voltage: Applicable to 5V, can generally be directly connected to the blind spot monitoring.2.Installation location: In the rearview mirror, if the car has no blind spot pattern, it is not recommended to buy.3.Installation: No need to punch holes, just fix it with .4.*The pattern effects are determined by the blind spot pattern of the car , and have nothing to do with the lights.5.Waterproof: Yes.6.Line length: Approx.150mm/5.90in.BSD blind spot light extension cord:1.BSD blind spot light extension cord: Use with blind spot light.2.Line length: Approx.4m/13.12ft.Working temperature: - 25℃ ~ +75℃/-13 ℉~167℉Quantity: 2 pcs Blind spot lightQuantity: 2 pcs Blind spot light extension cordThe package:2 pcs*Blind spot system light2 pcs*Blind spot light extension cordOnly this, does not contain any other products. es are only for display.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 +/- 10-30mm.