Not known Details About solar power retaining wall lights
At nighttime, photoresistors detect the absence of ambient light and switch to the models. The light stays on right up until the batteries run out or even the photoresistors detect light each morning.In the very simple case in point, say there is a sixty-watt lightbulb. Trying to keep this bulb lit for one hour would take 60 watt-hrs of energy. Whe