This is a constant current LED driver from the Tridonic Compact Dimming Premium series. It has an adjustable output current between 350 and 1050mA via ready2mains Programmer I-select 2 plugs or DALI a 25 Watt maximum output power and a 90% efficiency at full load alongside a 1-100% dimming range and 5 year guarantee. Typically used in linear or area lighting applications this driver has been rated with an IP20 level of protection and has been designed for use with luminaires of protection classes I and II.