RM-SC131 energy-savingLED stainless steel lighting 1.Material: stainless steel 2.Solar battery board: monocrystalline or polycrystalline silicon(miantenance-free and efficient) 3.Storage battery spec.: NI-CD 4.Lighting source: ultra bright LED, energy-saving and efficient 5.Control systerm: MCU Intelligence, PMW automatic control 6.Lighting time: change to lower after 6 hours fullpower working, 3-7days in rainy. 7.Battery capacity: 2.4V 900MA 8.Inner Packing (L*W*H) (CM):28*28*84