Powering down or resetting an Owlet smart sock sensor unit involves removing the fabric sock from the baby's foot and placing the electronic sensor puck onto its magnetic charging base station, or disconnecting the base station power cord from the wall outlet. If referring to trading or liquidating shares of Owlet, Inc. stock (NYSE: OWLT) through a brokerage account, investors can execute a sell order via their personal financial trading platform during standard market hours.