ZDD MULTIPLE PLACEMENT: With bracket design and magnetic suction design, it can be adsorbed on any smooth metal surface, easy to use in refrigerator, oven and other metal surfaces, with buzzer alarm, selectable sound frequency 2KHz or 4KHz, and button to adjust the volume.TIMING FUNCTION: The electronic timer has two timing functions, plus counting and minus counting, and it can count up and down. Instead of counting in your head, enhance your life with this electronic timer, 4-digit clock function, displays hours and minutes, default 12-hour system, 12H system and 24H system convertible.PRECISE TIME MANAGEMENT: This beautiful timer helps you to focus on your tasks and activities. Compared to other manual timers, this timer is designed to give you the most accurate and error-free timekeeping. Perfect for cooking, baking, reading, homework, jogging, homework, special needs, etc.HIGH QUALITY MATERIAL: This timer is made of high quality stainless steel with high quality water resistance. The surface is finely brushed with a smooth and glossy finish. With strong rust resistance, it can accompany you to accomplish more tasks and work.