34cm Led Countdown Clock Stopwatch, With Button 2m Cable Button Reset, Remote Control School Rush Answer Game Timer

You can input anytime to start countdown or count up. For example, countdown 60 minutes, 15 minutes or 24 seconds etc. Input 15minutes(15:00:00) and then start countdown, it will countdown from 15:00:00 to 00:00:00; Clock can change between 12/24 time mode and count down/up mode alternatively by the wireless remote. Stop and reset the clock by the remote; Add a big button, you can start timing and reset to zero through the button Features: Easily change function of the clock remotely You can use an external battery to power the unit where a power outlet is not available.you can use the 5V mobile power to connect it Easy operate using remote controller Use high accurate time chip keeps inaccuracy within 1 minute per year Switch from time to countdown count up alternatively by remote controller LED with 10 years lifespan High bright LED Specification: Digital Height: 1.8''/ 45.7mm Clock Format: hours: minutes: seconds Clock Dimension: 34cm x 10cmx 4cm (13.4" x 3.9" x 1.6") Button size diameter: 6cm Button base size 10x10cm Button cable length: 2 meters (Longer button cable length can be customized) Clock Control Method: Infrared remote controller Package Included: 1 x LED Clock 1 x Big Button 1 x AC/DC adapter 1 x Remote controller 1 x Brackets 1 x Operation instruction