Sports Wireless Heart Rate Monitor Digital Watch - Black + Silver
Model: CS-008 - Color: Black - Rubber watch band - 12/24 hours system selectable - EL blue light backlit - Wireless transmission between watch and heart rate monitor chest belt - Alarm when heart rate goes beyond the preset max and min data (60~220) - Stopwatch function (max. 23h 59m 59s 59) - Chest band frequency: AM 5.3KHz - Elastic chest belt suitable for 40cm (adjustable) - Each powered by 1 x CR2032 battery (included) - Comes with English user manual