... ,200W,250W,320W,400W,575W,600W,750W,1000W,1500W both voltage:110V/220V Dimming function UL and CE HID MH Digital Electronic Ballast ... : Available Weight: 2.0kg/4.41lb Max. Lamp distance from ballast: 15m/49ft Operating temperature range: -30º C~+50º C Dimension ... (T C): 90º C Safety and regulation: IEC61347 EMC: EN55015 street light MH320W ballast