1. Input Voltage:AC85-265V.
2. Chips suppliers: Taiwan Epistar/New Century 40MILHigh Power.
3. Led lens special designation no have dazzle situation Illumination over 5000LM..
4. With constant currents driver 320+/-20mA. 
5.Color: White CCT5500-6000k/Warm White CCT3000-3500k
6. Life Span Over 30000Hrs  CE/Rohs Certification.
7. The BEST QUALITY and Reasonable price.
8. Guaranty: one Year for repair or replace.
Have many others types for selection.