120 VAC 60Hz. 150W Dimmable LED/CFL. 600W Incandescent. Ambient operating temperature: 32 °F to 104 °F (0 °C to 40 °C), 0% to 90% humidity. Tough impact-resistant thermoplastic housing. Broad product offering to meet a widevariety of applications. Full-range dimming, lighting fade up and down smoothly allowing your eyes to adjust to changing light levels. Smooth-action slide control for easy precise operation.