??Upgrade your car immediately and become the coolest in the crowd.??An Easy Way to Show Off Your GMC with A Bling!?Why Choice Us?Updated Adhesive & No More Fall Off?Replace with strong 3M double sided mounting tape and add the carbon fiber wrap with air release technology on the magnet. The magnets will stick on the car threshold well.High Definition & Bright Hologram: Be built in high brightness LED chip very bright lighting output, very low power consumption. When the door opens the dazzle logo and signal light will display on the ground. Note: it will brighter at night (at Dark Place)Suitable for Most GMC Cars: There will be no problem with inappropriate car modelsNo-risk Purchase If you?re unsatisfied with the projector for any reason. We offer lifetime support and 24 hours customer service. ?Questions You Maybe Worry Before Buy: Q: Would the magnet stay on or fall off soon?A: Permanent adhesive and the magnet will not fall off..(a: Replace with strong 3M double sided mounting tape. b: Add the carbon fiber wrap with air release technology to the magnet. )Q: Would they be difficult/funky/complicated to install?A: Easy to install within 5 minutes:Step 1: Make sure the car threshold and car flame clean and dry. Put 3 pcs AAA batteries in the battery case and install them according to the positive & negative as marked in the case.Step 2: Before stick the light housing and magnet, adjust the position of the car light at car flame and distance between the magnet and the car light; Note: Take care to make the sensor and magnet lined up.Step 3: Stick the Magnet on the car threshold. Stick car light on the car door flame(The distance between the Magnet & Car light is about 10mm).? Package: 2 x Wireless Car Projection LED Projector Door Shadow Light for GMC