•[Accurate Timing] Precise countdown to the second for meticulous time management •[Silent Timing] Quiet digital display design with no ticking sounds, perfect silent timing •[Versatile Countdown/Countup] Supports both countdown and count-up modes, adjustable from 00-199 minutes and 0-59 seconds •[Flexible Placement Options] Built-in stand for tabletop use, and magnetic backing for secure mounting on iron surfaces •[Adjustable Volume] User-friendly Three-level volume adjustment to meet your different needs Specifications: •Product size: 78*26.5mm •Battery life: about 3 months •Working temperature: 0℃-50℃ •Volume: mute/maximum volume: 80-90DB/minimum volume: 60-78DB •Working voltage: 4.5V (3 x AAA batteries) (not included) •Time difference: ±1s •Time range: display minutes and seconds •Maximum timing: minutes 00-199; seconds 00-59 •Product material: ABS Package included: •1 x Timer •1 x English and Chinese User Manual