High Quality NEW!!! Colour: Orange Material: ABS Weight: 90 g Battery Required: AAA Battery X2 (INCLUDED) Lightweight & Portable Quiet Operation - No loud ticking Encourages confidence, independence & visual thinking. ADJUSTABLE ALARM SOUND - Loud or Low Sound. ADJUSTABLE ALARM DURATION - 3 Seconds or 60 Seconds. Perfect for both teachers & students. Helps students of all ages & abilities to develop a sense of time & complete homework & exercises on their own. Perfect for colour coded activity centers, teaching self-regulation, & managing teacher lesson time. Can also be used in the kitchen to control accurate cooking time. How to use: Turn clockwise the center knob to your desired time. As time elapses, the red disk disappears. When the red disk is gone, time is up. How to stop the beep: When the time is up, the timer will beep for 3 or 60 seconds (Optional). If you hope to stop the beep, turn the control knob clockwise to "5" position & then quickly turn it back to “0”.