Fitment: For 3 Series G20 G21 G28 2019 2020 2021. Cable wireless charging: Uses advanced wireless charging technology to your phone from traditional charging cables. Simply place your phone on the charging area and it will charge quickly and steadily, providing a more convenient and intelligent charging experience. Intelligent temperature control: Equipped with an intelligent temperature control system that monitors the charging temperature in real time. It prevents overheating, ensuring stable and safe charging even in temperature weather or with extended use, and helps protect the battery from excessive heat. Shockproof and non slip: The charging plate is designed with shockproof and anti slip features to keep your device secure during charging. Whether you are turning sharply or driving on rough roads, the charger stays in place and your phone remains steady. Practical and reliable performance: Designed for invehicle use with consistent charging capability and dependable operation in everyday driving conditions. Use scenarios Daily city commuting: Attach the charger in the car and keep your phone charging hands while you navigate and drive. Long highway trips: Maintain charging as your phone drains, reducing the need to swap cables or look for power outlets during travel. Driving on rough roads or sharp turns: Antislip design helps prevent movement or dislodgement, ensuring continuous charging even on bumpy routes.