Twist-Lock O/D Photocel Sensor

Outdoor twist-to-lock photocell sensor, can be used on sports fields, parking lots, commercial buildings, street lights or other nema locking plug type connections, turns light on at dusk & off at dawn, locking type plug configuration, works with incandescent, fluorescent, led, halogen, mercury vapor or high pressure sodium bulbs, cfl compatible, time delay eliminates false on/off triggers, cul listed.