Alameda Sensor has a distinct aluminium design look. The light is directly embedded on the panel giving it less efficient charging capability. Automatically switches on at dusk. LED lights and battery are design to last 12 hours with a full charge. Simple installation. Energy-efficient solar technology. Sensor Function. Ideal for agriculture, travel, streets, and homes using. This LED is designed to provide lighting for any outdoor space, Using solar technology. it is powered by the sun during the day and automatically turns on at dusk Power 25W Watts per hour 300W Max Wattage 600W LED Type SMD 3030 Colour temperature 6000K Lumens 6600lm(100%) 3300lm(50%) Battery 3.2V 30Ah Dimension 1010*210*40mm Panel 5.0V 40W Charging Time 6-8 hours Usage time 12 hours (Sustain 2-3 days) Dimension 1010*210mm Solar Array Monocrystalline Warranty 1 Year