Overview The Philips SON-T PIA HPS Bulb 1000W is a top-quality HPS light bulb made for the flowering phase. The bulb has a light output of 130,000 lumens. The unit is designed based on the PIA (Philips Integrated Antenna) technology, which ensures an extensive lifespan. The unit is shock-resistant and reaches a light efficiency of 130 lumens per watt. The red-yellow colour spectrum is ideal for the flowering phase. General Information The Philips SON-T PIA high-pressure sodium light bulb 1000W has an A++ energy efficiency class; The unit's colour temperature is 2000 Kelvin and the output is 1000W; The unit produces 130,000 lumens; The product's dimensions are 14.6cm x 14.6cm x 45.8cm and it weighs 426 grams; It's made for the flowering phase. Benefits It's a high-performance unit; It's efficient; It's made at the highest standards of quality and performance. The Science The product is a single spectrum light bulb, which delivers red-yellow colour spectrum for the blooming phase. The unit is compatible for use with an appropriate HPS ballast and an E-40 socket. How to Use Use the product according to Philip's instructions.