Lenovo 20JD, User Manual, Page: 29 / 150

• Security-lock slot
• Trusted Platform Module (TPM)
Wireless features
• Bluetooth
• Miracast ® technology
• NFC (available on some models)
• Wireless LAN
• WiGig (available on some models)
• Wireless WAN (available on some models)
Others
• Conventional camera
• Infrared camera (available on some models)
• Microphones
• Ambient light sensor
• Windows button on the display (available on some models)
• ThinkPad Pen Pro
Computer specifications
Size
• Width: 333 mm (13.1 inches)
• Depth: 229 mm (9.0 inches)
• Thickness (depending on the model):
– 15.35 mm (0.6 inches) to 17.05 mm (0.67 inches)
– 15.7 mm (0.62 inches) to 17.4 mm (0.69 inches)
Maximum heat output (depending on the model)
• 45 W (154 Btu/hr)
• 65 W (222 Btu/hr)
Power source (ac power adapter)
• Sine-wave input at 50 Hz to 60 Hz
• Input rating of the ac power adapter: 100 V to 240 V ac, 50 Hz to 60 Hz
Operating environment
Maximum altitude (without pressurization)
• 3048 m (10 000 ft)
Temperature
• At altitudes up to 2438 m (8000 ft)
Chapter 1
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Product overview
13