Solar panel cleaning robot can be dropped off and picked up by drone

Dirty solar panels reduce global solar energy output as much as 5 per cent, but a start-up in Israel has tested drone delivery of a new autonomous robot to clean rooftop arrays

Solar panel cleaning robot can be dropped off and picked up by drone
Dirty solar panels reduce global solar energy output as much as 5 per cent, but a start-up in Israel has tested drone delivery of a new autonomous robot to clean rooftop arrays