Multi-Function Digital Stopwatch Large Display Countdown Timer Handheld Chronograph for Sports Coaches Swimming Running Training

Hign-concerned Chemical : None Usage : Multifunctional Theory : Digital Model Number : Waterproof Stopwatch Timer Brand Name : alloet Origin : Mainland China Certification : none Digital Stopwatch : Sports Stopwatch Countdown Timer : Electronic Stopwatch Timer Origin : Mainland China Main body material : ABS Product color : black Product size : about 79x62x20mm Product net weight : about 70g Use battery : CR2032 button battery