To illustrate this, consider a small town that installs SolarPath solar street lights lights along its main street. If the previous grid-powered lighting system consumed 5,000 kWh annually, and each kWh costs $0.10, the annual lighting costs amounted to $500.
To illustrate this, consider a small town that installs SolarPath solar street lights lights along its main street. If the previous grid-powered lighting system consumed 5,000 kWh annually, and each kWh costs $0.10, the annual lighting costs amounted to $500.