Casio Collection Unisex Adults Watch B640WB-1AEF
Brand: Casio
Color: Black/Grey
A light-emitting diode (LED) is used to illuminate the watch face
A light diode flashes as soon as an alarm, a countdown-time or the hour signal has been reached
Elapsed time, split time and final time are measured with 1/100-sec accuracy
The watch can measure times of up to 24 hours