When the device is off: press the button once (x1) to power up the device.
When the device is in standby: press the button once (x1) to start recording.
While the Device is recording: press the button twice (x2) to stop recording. The lights may "spin" for a few moments while the device finishes recording your data. do not press and hold the button while this is occurring - powering down while recording or while the lights are spinning may cause irreparable damage to your sesh file.
Turn off the Device: When in Standby, press and hold the button for Ten (10) seconds to power down the device.