Harvard CoolLED Dimmable LED Driver provide a digital alternative to standard 1-10V dimmable drivers. Full DALI dimming support from 100% to 10% output current (5% at 700mA) and the ability to turn completely off. Ability to control individual LED luminaires and simultaneous control of all or specified groups. High Efficiency design ensures cool operation and long life. There is an extra benefit of a very low off power.