Integrated PIR Motion Sensing T8 LED Tube Light. 8 feet in length. CE, UL, DLC and Rohs listed. Uses 40 watts of power. Approximately 4400 lumen output. Interlink-able for big area lighting. Operates on 120-277V AC. CRI>85. Available in White 6000K and warm white 3000K. Motion sensing range of about 20 feet. High sensitivity PIR sensors to ensure accurate motion detecting. Made with 2835 SMD chips. Tube has an auto-off feature that is synced with the time-delay setting, adjustable at the users discretion. Two motion detection options for the bulbs: Once a person is detected, the bulb turns on and will power off automatically after 60 or 90 seconds/Bulb will stay at 30% lighting, then power to 100% when motion is detected and after the 60 to 90 second delay, will drop back down to 30%. Operates on 50-60Hz. Made with poly carbonate and aluminium materials.