The Bright 1000 BECHB150-MT-50-12-02 150W LED commercial high bay light fixture has a rated voltage of 100-277V with a luminosity of 21000Lm and color temperature of 5000K. It has an operating temperature range of -30 C to 50 C (-22 F to 122 F). It replaces HID fixtures up to 600W. Not recommended for ceiling heights under 18 ft.