Tool-less open for easy operation IEC62722 and IEC62717 are offered High performance Lumileds LEDs Drive current is not more than 700mA IP66 IK08/10 rated Deep gray or light gray finished Output lumens constant is possible NTC is mounted on PCB board to protect over temperature AC277/380/480V are possible if need Both vertical and horizontal installations can be achieved Pole Diameter 60mm and 50mm for optionalhttps://www.zgsmledlight.com/street-lights/zgsm-serie-k-led-street-light.html