COUNTDOWN TIMERS HAVE MANY PRACTICAL USES: They can improve time management, increase productivity with daily tasks and help those who are too young to fully understand the concept of time. They are the perfect tool to help children understand the passing of time visually. Visual timers are great for managing playtime, bedtime routines, setting timeouts, assist in the countdown to transition to a new task and many more things. SUITS MANY NEEDS: These countdown clocks can help those with special needs. As the time elapses, the bright red disc disappears. The visual design aspect of this timer helps ease transitions and encourages independence and increased productivity for people of all abilities. The large size makes this timer prefect for teachers, in special or early education or those using during therapy sessions. SMALL COMPACT SIZE: These timers are small and lightweight perfect for those who might need to take their visual timer from room to room or different locations. EASY TO USE – Simply turn the control knob clockwise to expand the bright red disk, making it easy to watch the time count down visually. Volume and duration of the alarm are both adjustable: 3 seconds or 60 seconds for alert duration, low or loud for alert volume. 2xAAA BATTERIES REQUIRED (not included): Quite Operation. This timer does not audibly tick, allowing you to focus on your tasks. Approximately 8cm x8cm face. Comes in 4 colours, red, black, blue & green please double check your colour choice when placing order. ‘Time blindness’ is a reality. Being oblivious to the constraints of time can cause frustration, anxiety and overwhelm, Not just for those experiencing it, but also for their educators, parents and carers. SMALL COMPACT SIZE: These timers are small and lightweight perfect for those who might need to take their visual timer from room to room or different locations. 2xAAA BATTERIES REQUIRED (not included): Quite Operation. This timer does not audibly tick, allowing you to focus on your tasks. Approximately 8cm x8cm face.