You only need to align this wireless car charger with the OBD port to quickly complete the installation process.No need to use messy wires and USB cables in the car to block the line of sight and distract you from driving.Specifications:Item Type: Car wireless chargerApplicable models: fit for Tesla Model 3 Y all seriesApplicable charging range: mobile phone with wireless charging functionCharging type: fast chargingCharging method: wireless chargingPower supply interface: OBD dockingWireless charging output power: 15W maxInput parameters: 12V/1.5AOutput voltage: 5-9 (V)Installation mode:clip-onColour: iron grayMaterial: ABS+PCProduct packaging size: 20"20"14Product gross weight: 420gPacking List:1*Wireless charger panel1*OBD cable1*Inner hexagon2*Installation screw1*Plastic rocker Note: 1.Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the picture.2.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order.Hello dear buyers, we are reliable sellers, we provide professional after-sales service for all customs. If you have any questions about your order, please contact us in advance, we will be here until you get a satisfactory answer.Happy shopping