We can make the best quality of the Solar Lights, Solar Street Lights, Solar Road Lamps as the detail specifications as below : Mono or Poly Solar Panel 18V/110W Maintence-free lead-acid rechargeable Battery 12V/120Ah, Highest effective Low Pressure Sodium ( Low SOX ) 12V/26Watts, Luminous flux is about 4000Lm, equal to the normal incandescent lampis 400W , it can lightis 2700K is yellow color . Special Solar Controller of protection for over charging and over discharge, light & time controller to keep the light 11 hours average in night, even under cloudy and rainy day for 4-5 days the 5M pole with wind resistance of 150Km/h, the pole & post is Zinc-plated & Plastic-coated, using whole kit of stainless steel fasteners, using neoprene wire, etc.