【Ultra-High Frequency Power】 - Introducing the 945W CMH DE Grow System, offering an ultra-high frequency power input of up to 104Khz. Experience superior performance and efficiency for your indoor gardening needs with this advanced growing light fixture. 【Dual Voltage Design 】- The 120-277V Commercial DE fixture is specifically designed for dual voltage compatibility, available for 110V, 208V, 220V, 240V, and 277V. Enjoy versatility and convenience in powering your grow light system. 【Dimming Options】 - Our grow light fixture allows for dimming at various power levels, ranging from 600W to 945W, along with 630W CMH DE, 1000W CMH DE, and 1000W DE HPS/MH lamp compatibility. Customize the intensity of your indoor garden lighting to meet the specific needs of your plants. 【Efficient Full-Spectrum Lighting】 - Our CMH grow light fixture delivers a more efficient spectrum for growing compared to HPS systems. Experience the benefits of full-spectrum light that promotes healthy plant development. 【User-Friendly Installation 】- Please note that due to the special design of the double-ended 4K bulb, it is important to place the fixture horizontally before connecting it to the power source. We prioritize your safety and ensure a seamless installation process.