The A1 Monitor has been designed as a simpler version of WaterRower's S4 Monitors.
It has been designed for easy QuickStart of most functions, simply press the OK/on button and away you row.
The A1 Monitor displays intensity in m/s (meters per second), mph (mile per hour), /500m (time per 500 meters), /2km (time per 2 kilometers), watts and Kcalories per hour. It Displays Strokerate, Distance in units of meters, kilometers, miles and total strokes and duration.
Unlike the S4 Monitor, there is no Heart Rate monitor, PC interface, Zone Workout, no Interval Training and no advanced functions
For more information refer to the spec sheet below: