6-Digit Game Challenge Countdown Timer with Stopwatch Button, Fitness Timer Interval Timer, LED Digital Wall Clock, Ideal for Variety Show Props, Speed Races, Gym

Aluminum Alloy: This clock has a builtin highquality aluminum alloy body, has a long service life. Function: Countdown, Count up, Stop, Reset & Time. You can use an 5V mobile power to power the unit where a power outlet is not available. Add a big button, you can start timing and reset to zero through the button. Button operation: click Start - click pause - click Reset to zero Suitable for outdoor games, hosting programmes, running races, debates, etc., you can choose the right function for your scenario requirements.