Features like a built in timer and compatibility with most light fixtures make this device a must buy.

• Twist Lock Light Control
• Turns light on at dusk and off at dawn
• Built-in timer delay eliminates flicker
• Fits most mercury vapor and sodium 3-prong receptacle light fixtures
• Time delay will take about 2 minutes to turn light on or off
• 1000 watts max - 1800 tungsten, 1000 VA ballast, 120V AC, 60hz