3 years - 1 battery
LED light - A light-emitting diode (LED) is used to illuminate the watch face.
Acrylic crystal-Acrylic is easy and relatively unbreakable.
12/24-hour standard time display
Stopwatch - 1/100 sec. - 1 hour
Water resistance rating (WR) according to ISO 22810
This model is water resistant to DIN 8310 or ISO 22810 and can withstand small splashes of water. Any further contact with water should be avoided.