1 . Turn on the car liahts for more than half an hour or be exposed to sunliaht bring the temperature of the vehicle liahts to over 40'C
2. Use this product to apply to a sponge and continuously wipe the car lights with force for 3 minutes After completion , wait for 5 minutes and finally clean the car lights with water
3 . To achieve the desired effect it is recommended to reuse than 2 times