Specifications; Thinkpad X220 And X220I Specifications - Lenovo ThinkPad X220 4298 User Manual

Wireless features
• Integrated wireless LAN (on some models)
• Integrated Bluetooth (on some models)
• Integrated wireless WAN (on some models)
• Integrated WiMAX (on some models)
Security features
• Fingerprint reader (on some models)
Tablet features
• Tablet Digitizer Pen
• Touch panel (on select models)

Specifications

This section provides specifications for your computer.

ThinkPad X220 and X220i specifications

Size
• Width: 305.0 mm (12 inch)
• Depth: 206.5 mm (8.13 inch)
• Height: 19 to 26.6 mm (0.75 inch to 1.05 inch)
Environment:
• Maximum altitude without pressurization: 3048 m (10,000 ft)
• Temperature
– At altitudes up to 2438 m (8000 ft)
– Operating: 5.0°C to 35.0°C (41°F to 95°F)
– Non-operating: 5.0°C to 43.0°C (41°F to 109°F)
– At altitudes above 2438 m (8000 ft)
– Maximum temperature when operating under the unpressurized condition: 31.3°C (88°F)
Note: When you charge the battery pack, its temperature must be at least 10 °C (50 °F).
• Relative humidity:
– Operating: 8% to 80%
– Non-operating: 5% to 95%
Heat output
• 65 W (222 Btu/hr) maximum or 90 W (307 Btu/hr) maximum, depending on the model
Power source (ac power adapter)
• Sine-wave input at 50 to 60 Hz
• Input rating of the ac power adapter: 100 to 240 V AC, 50 to 60 Hz
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User Guide