Model number: GWP-K02 Specification 1. Solar battery: Pile of imported single silicon or poly-silicon 2. Luminous lamp-house: Tricolor energy saving lamps of high efficiency  3. Storage battery: 12V 24AH without maintenance  4. Light color: White or orange 5. Control system: GS-301 mini computer 6. Using temperature: -20 to 70 7. Lighting time: 8-10 hours at sunshine, 6-8 hours at cloudiness, 2-6 hours at rainy. (It is difference at different region. )