The Westinghouse Omnidirectional A21 Non-Dimmable LED is ideal for applications that require bright light sources, especially where the light bulb is visible. Perfect for use in commercial applications, barn lighting, and decorative outdoor lighting fixtures. Suitable for use in damp locations and for use in enclosed fixtures. This LED bulb lights up instantly and works on a voltage range of 120-277 volts. Can be used as a replacement for high lumen light bulbs including those operating on 277V building mains without a transformer or ballast. LEDs contain no harmful mercury, reducing their impact on the environment. Make the switch to long-lasting Westinghouse LEDs for significant energy saving benefits. Westinghouse is a trusted, global brand. Westinghouse knows lighting and offers products with exceptional quality, reliability and functionality. Product reference number 51700.