TP-10A-1 Features: -Talking pedometer.-Contains pulse meter.-Display or announce the number of steps taken, distance, calories burned, time walked and current time.-Clock with alarm function, voice announce on/off button and built in pulse meter. Includes: -Operates on 3 x AG13 button cell batteries (included). Dimensions: -Overall dimensions: 2.8" H x 2.3" W x 1.3" D.-Product weight: 0.4 lbs.