DELL UltraSharp U2421E computer monitor 61.2 cm (24.1") 1920 x 1200 pixels WUXGA LCD Notebook Refurbished Space to play Lightweight but Space to play Lightweight but packed with fun Stream all your favourite shows or movies from the comfort of your well There’s even more screen on offer thanks to the ZeroFrame 27 mm Response time (fast) 5 ms Display number of colours 16 2 W Energy consumption (SDR) per 1000 hours 17 kWh Energy efficiency class (SDR) E Operational conditions Storage relative humidity (H H) 5 90% Operating relative humidity (H H) 10 80% Storage temperature (T T) 20 60 °C Operating temperature (T T) 0 40 °C Weight & dimensions Bezel width (bottom) 9