产品详情
[Features]
●Stopwatch function: 1 second unit, 100 hours meter
●Timer function: Can be set from 1 second to 99 hours, 59 minutes, 59 seconds
●Time calculation function: Decimal method/addition/subtraction
●Time calculation function: Decimal method/addition/subtraction
●Time calculation can be calculated using the hour, minute, and second keypads and十进制方法中的数字键盘。