Easy step by step to install Varna Rat Repellent to repel rats entering your Tata Safari engine bay. (Click to enlarge pictures)
Fix the repellent facing the bonnet hood using plastic tags.
Connect red wire and black wire to Positive and Negative terminal of the battery.
Paste the aluminium foil within the hood to reflect the ultrasonic sound efficiently.
You can notice the desired results within a weeks time.