Elo TouchSystems 2239L. Display diagonal: 558.8 mm (22 "), Response time: 5 ms, Display brightness: 270 cd/m². Power consumption (typical): 50 W, Input voltage: 100 - 240 V, Input frequency: 50/60 Hz. Dimensions (WxDxH): 530 x 78 x 352 mm, Weight: 8500 g. Colour of product: Black. Certification: UL, cUL, GS, FCC, CE, NOM, PCT, CCC/RoHS, eK/Mic, BSMI, VCCI, C-Tick, S-mark, WEEE, IMERC