Classic Waterproof Digital Stopwatch Professional LCD Display Sports Training Alarm Clock Timer Stopwatch With Strap Chronograph

Battery Included : Yes,No High-concerned chemical : None Brand Name : Shunmaii Origin : Mainland China Stopwatch : Stopwatch Timer Stopwatch Sports Timer : Chronograph Alarm clock : daily alarm clock can be set, the alarm clock can be turned on or off. Luminous display : with luminous button, press once to light up for 4 seconds. Clock calendar : 24-hour clock, year, month, day and week display. Hourly hour : can be turned on or off. Mute : can turn on or off the sound of the keys. Model : YS-728L Material : ABS Size : 80*68*18mm Screen size : 33*25mm Accuracy : 0.01 second Battery : CR2032 button battery (included)