Nominal Power: 70W
Rated electrical source power: 220V
Rated voltage/ current: 0.72A
Input voltage range: 175-275V
Electrical source efficiency range: 40-400HZ
Power Factor: ??0.99
Current Wave: ??10%
Current Wave Crest Ratio: ??1.25
Work frequency(equal): 120HZ -250 HZ
Ballast efficiency: 91%
Drive lighting efficiency: 105%
Photoelectricity integration efficiency: 95.5%
Temperature range: -25- 40 degree centigrade
Exterior Size: Mm130*90*54