Query: volume stoplight
KADAMS Time Tracker Visual Timer with Audio Alarm Pause Function, 24hr Countdown Clock, Volume Control, Stoplight Traffic Light, No Loud Ticking, Time Management Tool for Classroom Teacher Kids Adults
Kicko Traffic Light Lamp with Base - 11 Inch Mini Stop Light Lamp, Blinking 4 Sided with Plug-in Cord - Decoration for Kids’ Bedrooms or Themed Parties - Toy for Pretend Play
Yacker Tracker Deluxe with Remote Control and AC Adapter
Yacker Tracker Original by AGI - Traffic Light Sound Monitor
Yacker Tracker Deluxe Noise Level Monitor, LED, 17 Inches