On average, a typical solar lamp can generate 15 to 25 watts per hour under optimal conditions, sufficient for powering LED lights or small electronic devices. A solar lamp generates electricity through photovoltaic cells, converting sunlight into usable energy. The amount of energy produced varies significantly based on several factors, including weather conditions and lamp specifications. dependent on solar panel efficiency, 2. household's 900 kWh/month consumption, you typically need 12–18. Solar power, also known as solar electricity, is the conversion of energy from sunlight into electricity, either directly using photovoltaics (PV) or indirectly using concentrated solar power.