Your mobile charger cost’s less than a rupee to charge your mobile phone per day.
Yes, indeed, mobile chargers don’t cost you more than 20-30 rupees a year . Here we are talking about the normal 5-watt chargers. Where if you charge your phone for about 2 hrs a day it will just consume 0.010 units or kWh of electricity. And if you charge your phone 2 hours a day for a year it will become 3.65 units which will cost around 20 rupees .