HP Colour Laser Paper 100 g/m²-500 sht/A3/297 x 420 mm. Package weight: 6.24 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): 297 x 420 x 60 mm, Media size (1 slide): 297 x 420 mm