... rectangular lighting shape, without extra lens, Super Bright LED(130-140lum/W), Low Light decay: only 4% after using for 10000 ... -Over-charge, Over-discharge, with Light Sensor & Timer, including the Digital LED Driver to drive the LED lighting, Protective Rank IP67, It ... . Of course, we have other option product, such as 10w type with 378 USD/set. And different requirement and specification ...