Profile: Marshall-Browning Intl, Corp. specializes in hardcore timer and stopwatch. Our M-307 pedometers are simple and accurate. It helps to track the progress of health or wellness program. It counts up to 1,000,000 steps. It has an extra large LCD and big easy to read numbers & a stride counter. Our SC-554 speed timer displays lap speed in MPH/KPH. It is available with a perfect blend of speed and chronograph functions.