... brightness 10 years long lifespan led panel light with dimmer control :1. Energy saved up to 80%, high brighness, even lighting ... of input voltage: AC100-240V. led panel light with dimmer control 4.Instant star, no flicking, no humming.5. New high ... .Warranty:2 years for LED source and driver12.Application: Meeting room, factory office building, comercial plazas, public facilities, schools, hosiptals ...