DerenLighting HID Ballast Features and Benefit:
250W Electronic Ballast: Energy Saving - up to 30%
* Works with 250W Single and HQI double ended lamps.
* Extended Lamp Life - up to 25%
* Consistent Lamp Color
* Uniform Lumen Output
* Reduced Lamp Flicker
* Cool, Silent Operation
* Long Ballast Life
*Power Cord Included
 Application area: Aquarium, horticulture, Piazza, Factory, Billboard, street light, Engineering Lighting etc.