Keys
![Close-up view of the device keys with callouts](../Shared/GUID-7BB11171-E6B8-4A67-94BA-4583154D7D3D-high.jpg)
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Select to enter sleep mode and wake the device. Hold to turn the device on and off and lock the touchscreen. |
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Select to mark a new lap. |
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Select to start and stop the activity timer. |
Parent Topic: Introduction