Car Carbon Fiber Threshold Decorative Sticker for Audi A6 S6 C7 A7 S7 4G8 2012-2018, Left and Right Drive Universal Phone Holders and connect the red (positive)

and connect the red (positive) and black (negative) thin wires of the switch to the positive and negative poles of the battery to supply power to the switch

Reverse Polarity Protection Function: High quality copper clip with reverse polarity protection and spark protection

009 seconds

millisecond response time protect you from liable eyestrain

After pairing with BT device

Car Carbon Fiber Threshold Decorative Sticker for Audi A6 S6 C7 A7 S7 4G8 2012-2018, Left and Right Drive Universal Phone Holders and connect the red (positive)1. Easy to install. 2. Decorate car appearances, make your car particular and unique. 3. Durable and light weight. 4. Suitable for Audi A6 S6 C7 A7 S7 4G8 2012 2018. 5. Material: carbon fiber