The Garmin Forerunner 305 GPS is said to have many features that many of the other models do not have. One of the best features of this device is the heart rate monitor. This heart rate monitor proves very useful in the calculating the heart beat rate and along with this the other details like the distance, speed, the number of calories that are burnt during a particular session are also calculated. It has a very display of the information with the LED backlighting.
The device is also water proof allowing the device to be immersed in water for about half an hour. The lithium ion battery has the capacity to last for ten full hours once it has been charged fully. It would prove to be a very useful gadget for the sports person. Its maintenance is very easy and this device has a warranty of one year also.