Lenovo ThinkVision MC60 1920 x 1080p USB 2.0 webcam in Black Buttons quantity___8 We use the US Department We use the US Department of Defense's MIL STD 810H standards to ensure that every ThinkPad is reliable and durable 5 A Energy efficiency scale A to G Energy efficiency class (SDR) F Energy efficiency class (HDR) E Energy consumption (SDR) per 1000 hours 22 kWh Energy consumption (HDR) per 1000 hours 16 kWh Operational conditions Non operating altitude 0 12192 m Operating temperature (T T) 0 40 °C Storage temperature (T T) 20 60 °C Operating relative humidity (H H) 10 80% Storage relative humidity (H H) 5 90% Operating altitude 0 5000 m Packaging content Stand included Yes Cables included AC CB(62368 1) 5 mm Width 123