VIVOSUN Ultra Bright Compact 1000 Watt Digital Dimmable Electronic Ballast with Soft Start Technology and Built-in Fan for Hydroponic HPS MH Sodium Halide Grow Lamp Bulb Light (ETL Listed, USA Brand)

VIVOSUN: The #1 Choice for Indoor Grow
The most reliable ballast on the market - 1 million+ happy users and counting.
Operates on a 120/240 V, 50/60 Hz power supply.
Has a continuous power factor of 99.9%.
Exclusive Soft Start Technology
Features a "soft-start" technology that allows multiple ballasts to start at the same time.
World Famous Warranty
At VIVOSUN, we believe in our products. That's why we back them all with a 2-year warranty and provide friendly, easy-to-reach support.
For Optimal Use:
Don¡¯t operate the ballast before you read and fully comprehend the instructions.
The ballast can¡¯t ignite lamps when it is hot. When reigniting the lamp after shutting
down, please wait 3 minutes to give time for the lamp to cool down.