- Apparently Spot has released a third generation device recently which has some impressive specs compared to prior versions:
Weighs only 4 ounces including batteries and the manual seems to imply that users will receive confirmation that a message is sent or confirmation that transmission failed.
Also, battery life is supposed to be twice as good as the Spot 2 but I cannot find information on exactly what that means. The subscription plan includes tracking service and the device has a feature that detects vibration so new tracking messages are only sent when moving. That is probably the reason for the enhanced battery life. It looks like this product was released just a few days ago based on this news release: