Why did I pay the amount of ___________ sum?

The amount you pay includes the cost per 1 kW, the cost of renting the connector at the time of charging, the cost of renting the connector at the time of downtime (if any). Our mobile app includes: А) cost per 1 kW at a given charging station; B) the cost of renting a connector for 1 minute / hour at the time of charging; C) the cost of renting a connector for 1 minute / hour during downtime.