The Xiaomi Mi 37W Dual Port Car Charger features 2 USB ports with a total output of 37W, while the USB2 ports max output is 27W, it still provides 27W of fast charging for Mi 9.

The car charger utilizes a high-quality main control chip, apart from charging efficiency improvement, it also provides multiple protection features, including overcurrent protection, overvoltage protection, short-circuit protection, temperature protection and electromagnetic interference protection.

Its universal design is suitable for different cigarette lighters or power interfaces of most cars.

There is an elastic joint at both sides of the car charger, ensuring reliable fixation even facing jolt or sudden braking. 

The white circular LED indicator can also help you locate the position of the charging port at night.