Features: 1) Working Voltage: 80-120VAC or 165-245VAC 2) Total: 120-LED ,144-LED ,183-LED ,198-LED ,300-LED ,375-LED 3) Light output: each pc led 3.5LM4) Ambient Temperature: -40 - 60 degrees Celsius 7) Can be directly placed in fluorescent tubes without any modification 8) Color temperature: 6500-7000k, 4500-5000k, etc 9) No RF interference 10) Long lifetime 11) Low power consumption, high intensity