Keep the whole class on track with light and sound cues. Simply program the green, yellow, and red light-up sections and audible cues to indicate the time remaining. Features 180° viewing and an easy to read display. Requires 4 AAA batteries, not included. Number of Batteries: 4 Learning Skill: Sights + Sounds Power Source: Battery (not Included) Recommended Ages: 5 Years And Up Measurements: 5.3 Height/Inches, 8.6 Width/Inches, 8.6 Length/Inches Assembly: Assembled Base Material: 100% Plastic Country of Origin: Imported