Because Lebanon is so rich in light, one 330 watt polycrystalline panel should give you a little less than 2kWh per day on average (2 hours at about 5 amps) 0 Share This Previous Post← Can I build my own solar system? Can I build my own solar system? Next PostHow much do solar panels cost? → How much do solar panels cost? You May Also Like . Solar panels are made from silicon ingots View Post . A building over 10 floors high is extremely difficult to power with solar View Post . Solar frames are typically weighted with cement or drilled into the roof View Post