Technical data/specs: Color Temperature: 6500K (Pure White) CRI (Ra>): 90 Input Voltage(V): AC 220V( ± 10%) Lamp Luminous Efficiency(lm/w): 65 Warranty(Year): 1-Year Working Lifetime(Hour): 50000H Working Temperature(℃): -20-45 Color Rendering Index(Ra): 60 Emitting Color: White Power Supply: AC Light Source: LED Support Dimmer: NO Application: Office, Hotel, Residential, Sports Stadiums, CAR Workshop, Beauty Salon, Retail, Detailing Studio etc.