Sportline Duo 560 Dual Use Heart Rate Monitor Watch with Strap, Black: * Continuous (with included coded chest strap) or strapless non-continuous (using touch sensors) heart rate measurement * AnyTouch Technology for 1-touch heart rate * Calorie-burn monitor * Fat-burning zone locator * 4 heart rate zone programs * High, low and average heart rate * Dimensions: 8.75"L x 2.75"W x 6"H * Battery type: lithium primary * Model# SB1970SK * 5-year warranty * Use for all exercise and diet routines