Will it be effective enough in motivating you to use it and burn off additional calories? That really depends, this could end up as a far more affordable “exercise machine” that you will never use. At least if it were to gather dust at the end of the day, it is not going to be too painful a reminder of the money burned compared to a high tech treadmill.
Motivation is the key thing to getting an adequate amount of exercise in, not to mention requiring it to be fun. Of course, having tools of the trade to be the catalyst will definitely help, but at the end of the day, the tool itself is not going to be the main reason – and it should not be, too, for you to get in shape.
Here is another action shot of the Amiigo fitness bracelet in action for those who want to use tech to keep fit instead of doing it the old fashioned way.