Full sealed aluminum case,IP67 level; Universal AC input/Full range; Built-in 3 in 1 dimming function (1-10VDC,PWM or resistance); Built-in Active PFC function, PF reach to 0.99; High efficiency,low loss,high reliability; Protections: Over load/ Short circuit/ Over voltage/Over heat; 100% full load burn-in test; Lightning protection:4KV lighting surge; CQC CE TUV UL Approval; 5 years warranty; Size: 228×68×40mm