Tookie Mechanical Stop Watch, SXJ504 Handheld Sports Chronograph Alarm Mechanical Stopwatch Running Timer, for Sports Referee Running Cycling Count Timer

About this item

• The watch machine adopts stainless steel spring, single metal light balance wheel, nickel base alloy hairspring and kelleg vertical mechanism.
• One button function, starts, stops and returns to zero by consecutive crown depressions.Durable, dust, water, shock and corrosion resistant.
• Useful for rest in exercise; Metronome funcion, Grasp all the rhythms in the sports, useful for Fitness gymnastics.
• The movement is equipped with 13 gems ,The watch machine can be used at -10°C~+40°C
• Durable, dust, water, shock. Resolution ratio(1/10s), Size about 50 x 68 x 16mm.