Features: STD138 with high brightness top-quality LED chips is environment- friendly street lights of low power consumption, high luminous efficiency and long life span. Its constant current LED driver increases the light stability and efficiency. The lamp body is made of high-quality die-casting aluminum alloy and tempered glass window with waterproof, dust-proof, anti-corrosion and anti-rust advantages. The street lights are suitable for villas, parks, communities and so on.