HP All-in-One Printing Paper-500 sht/A4/210 x 297 mm. Package weight: 2.5 kg. Operating relative humidity range: 20 - 80 %, Operating temperature range (T-T): 15 - 35 °C, Storage temperature range (T-T): 0 - 40 °C. Package dimensions (WxDxH): 210 x 297 x 46 mm