About your monitor │ 17Environmental characteristicsModel P2720DCompliant Standards∞ ENERGY STAR certified monitor∞ EPEAT registered where applicable. EPEAT registration varies by country. Seewww.epeat.net for registration status by country.∞ TCO-certified display.∞ RoHS-compliant∞ BFR/PVC free monitor (excluding external cables)∞ Meets NFPA 99 leakage current requirements.∞ Arsenic-free glass and Mercury-free for the panel only∞ Energy Gauge shows the energy level being consumed by the monitor in realtime.TemperatureOperating 0 °C to 40 °C (32 °F to 104 °F)Non-operating ∞ Storage: -20 °C to 60 °C (-4 °F to 140 °F)∞ Shipping: -20 °C to 60 °C (-4 °F to 140 °F)HumidityOperating 10% to 80% (non-condensing)Non-operating ∞ Storage 10% to 90% (non-condensing)∞ Shipping 10% to 90% (non-condensing)AltitudeOperating (maximum) 5,000 m (16,400 ft)Non-operating (maximum) 12,192 m (40,000 ft)Thermal dissipation ∞ 188.10 BTU/hour (maximum)∞ 82.08 BTU/hour (typical)