1) Powered by solar energy; charges by day, works by night
2) No external power sources necessary; no need to pay electricity charges
3) Easy installation; no wiring to connect to a circuit
4) Operates automatically; controlled by a microprocessor sensing the strength of ambient light
5) Uses high capacity and maintenance free rechargeable battery
6) 10 optional times settings
7) Length of lighting period: from sunny day: ≥10 hours, cloudy day: ≥6 hours, overcast day: ≥4 hours
8) Material: aluminum shell, polycarbonate light cover with high light permeability and Stainless Steel