Lenovo IdeaPad Flex 3 Chromebook Series User Manual page 14

– Storage: 5°C to 43°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, its temperature must be no lower than 10°C (50°F).
Relative humidity
• Operating: 8% to 95% at wet-bulb temperature 23°C (73°F)
• Storage: 5% to 95% at wet-bulb temperature 27°C (81°F)
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User Guide