Sparkle Technology SPI270LE. Total power: 270 W, AC input voltage: 100 - 240, AC input frequency: 50 - 60. Number of fans: 1 fan(s). Form factor: 1U, Purpose: PC, Rise time: 20 ms. Color of product: Grey. Width: 3.21" (81.5 mm), Depth: 5.91" (150 mm), Height: 1.59" (40.5 mm)