D-Link DPS-500, 0 - 40 °C, -25 - 55 °C, 20 - 80%, UL and/or CSA, 2.2 lbs (1 kg), 6.59 x 7.36 x 1.74" (167.3 x 187 x 44.3 mm) D-Link DPS-500. Safety: UL and/or CSA. Weight: 2.2 lbs (1 kg). Dimensions (WxDxH): 6.59 x 7.36 x 1.74" (167.3 x 187 x 44.3 mm)