*ROI (Return Of Investment) – It is calculated each month by adding the costs of installation, maintenance and parking lot divided by the total number of charging per tower.

Instalation:

  • Tower charging
  • The electricity bill
  • The meter electricity
  • Lease contract with local business

Maintenance:

  • Variable costs depending from the towers

Cost of parking lot:

  • Preferred zero
  • The rent of the parking lot