The Aquacoach Watch from Speedo is a fantastic accessory that will measure your swim session and is really easy to use - simply press the start button and start to swim. This digital swim watch uses state of the art accelerometers to measure the movement of the wrist during the swim stroke to provide an accurate analysis of your swim including; counting laps, speed, distance and calories burned. This excellent swim watch will give you greater information about your swim that will help you to improve your performance.
I love this watch and it really has enhanced my swimming experience. Very simple to set up and use.