SPECIFICATION: 28W (For LED consumption only, the system with power supply is about 36W) 85-264VAC, 12 or 24VAC/DC 2,100lm (can replace the 75w HPS Lamp on 7 meter pole or 150w HPS lamp on 6 meter pole) CE, RoHS, UL Pending Designed to replace the traditional E40 HPS lamp in the Cobrahead directly. DESCRIPTION: Low Power Consumption – 28W. High Brightness – 2,100 Lumens Long Life – Up to 50,000 Hours. Robust Design – Shock and vibration resistant. Low Heat – The aluminum housing allows for proper heat dissipation to help increase the life of the unit. Easy Installation – E40 Base (Mogul Base) Allows for easy screw in application. Cost Efficient – Reduces labor and maintenance costs. High Efficiency – Power Factory >90%, THD POSSIBLE USES: The directional light output of the GeoSL-1 allows for reduced light pollution. This unit is designed with a standard E40 Base (Mogul Base, which can fit in any E40-E39 screw base) can be used to replace a 250W Metal Halide or Sodium Vapor lamp. A popular unit with commercial property owners with its long life, high light output, and easy installation yield great savings in maintenance and power consumption.