1) Hole Size: 36mm <br><br>2) Power: 1W <br><br>3) Color temperature: 5500-6000K (white)  <br><br>4) Input voltage: AC85V - 265V  <br><br>5) Certification: CQC / CE / ROHS <br><br>6) Size: 45mm x 40mm <br><br>7) Weight: 0.115 kg