Features: LED display screen: Large mirror screen, easy to read, timer displayed in large font. The back can be moved to adjust-brightness (long light modes and energy-saving modes) Three volume settings: This digital countdown alarm has mute, low volume (65-80DB), and high volume (85-95DB) settings. Easy to-place: Equipped with 2 back magnets, you can-place this digital stopwatch on an iron-surface, such as a refrigerator-surface, or simply stand it up-on a desktop. User friendly: You can quickly set this LED digital timer by rotating it, and the maximum value can be set to 99 minutes and 55-seconds. Application: this led rotary digital timer is very suitable for cooking, baking, learning, meditation and fitness. Specifications: Material: ABS Color: Black/White/Red Size: As shown in the picture Working voltage: 4.5V; Working temperature: 0~50; Battery: 3pcs AAA-battery(not included) Note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Timer