Feature: 1. ONE BUTTON OPERATION: Desktop timer is a one button operation that allows you to set the time by simply turning it. Easy to work with for children and the elderly. No loud ticking sound, suitable for school, homework and other quiet activities. 2. POWERFUL MAGNETS: Counts from 99 minutes and 55 seconds to zero, or as a stopwatch from 0 to 99:55. Powerful magnet on the back, can be placed on any ferrous surface, just stick it to the refrigerator door, microwave, etc. 3. ULTRA CLEAR DISPLAY: Digital timer features an ultra clear display with a large black screen and oversized white numbers making it easy to recognize the display to show how much time is left to set. Powered by 3 x AAA batteries. 4. 3 LEVEL VOLUME ADJUSTABLE: Digital countdown can be set to silent, medium (75db), high (90db) so you can easily hear this alarm in another room. Loud and clear. You won't have to worry about overcooking anymore. 5. MULTIPURPOSE: Adjustable digital timer is perfect as a child timer, teacher timer, student timer, classroom timer, cooking timer, bathroom timer, meeting timer, game timer, sports timer, egg timer. Specification: Item Type: Digital Timer Material: ABS, Electronic Components Battery Type: AAA Dry Batteries (Shipped Without Batteries) Battery Quantity: 3pcs. Package List: 1 x Digital Timer 1 x Instruction Manual