10-position lumen selectable Twistlock NEMA photocontrol for dusk-to-dawn operation 2 die-cast aluminum housings Pole mount arm or adjustable slipfitter mounting arm included Lumen packages range from 4,900 up to 34,000 lumens (30W - 250W) Replaces up to 450W and 1,000W HID equivalents Efficacies up to 135 lumens per watt at maximum output Energy and maintenance savings up to 79% versus HID solutions Three optical distributions available (T3, T4, T5) Optional motion sensor for maximum energy savings and code compliance