LED luminous efficiency: 100 LM/W Lumen Maintenance: LM79 Input Voltage: 100-240V Temperature Range Operating: -20? to -45? Humidity Range Operating: 10% to 70% IP Rating: IP67 Color Temperature: Warm White/Neutral White/Pure White Total Harmonic Distortion: <15% Certificate: CE ROHS TUV SAA CB Warranty: 3 years