standard 0-10V dimming to 10%; Lutron Hi-lume/EcoSystem A-Series -to 1%; Lutron EcoSystem H-Series -to 1%; eldoLED 0-10V dimming to 1%; eldoLED 0-10V dimming to zero (0.1%); eldoLED DALI dimming to 1%; eldoLED DALI dimming to zero (0.1%)