Entrepreneur Elon Musk, following the devastation of Hurricane Maria, continued to implement his plan to increase power resources in Puerto Rico.
Musk's company Tesla has installed solar panels and energy storage batteries at del Nino Hospital, San Juan Children's Hospital.
When the sun is low, the battery will provide energy from the panel.
Tesla said on Twitter that it was the "first" of many such projects ".
Musk also donated $250,000 (£190,000)
He used his own money to support the humanitarian efforts in Puerto Rico, where many people still had no electricity.
Earlier this month, Tesla's partnership
Founder provided-via Twitter -
Help rebuild energy infrastructure.
Ricardo roslow, governor of the United States territory, responded: "Let's talk.
After that, Mr. Ross low thanked Tesla for his work in the hospital --
Also on Twitter (in Spanish).
Recently, a $300 power grid repair contract awarded a small contract for two people. year-
An old American company with only two employees.
After being criticized by members of the US Congress, roslow defended the agreement this week.
White fish Energy Holdings is the only company to meet Puerto Rico's requirements at a low enough cost, he said.
Tesla is known for electric vehicles such as Model S, but the company is expanding into renewable energy.
It is installing a 100 MW battery pack in Australia.
The world's largest lithium-ion battery storage project.
Last week, it signed a $160 contract with wind turbine maker Vestas to install batteries in a new wind farm in Australia.
The wind farm will be equipped with solar panels and wind turbines designed to power more than 35,000 families.