Fulham Lighting WH2-120-L Workhorse 2 Adaptable Electronic Fluorescent Lamp Ballast 120 Volt

- FEATURES: Versatile; Energy Saving - CONVENIENT: Lightweight; Small case size - LAMP COMPATIBILITY: Combination of 35W max; CFS-4P, CFT-4P, CFQ-4P, CFM-4P, Circline, Linear T5 and T8, and 2 x F21T5 - POWER: High Energy Factor; 35W max power - VOLTAGE: 120V

From the manufacturer