It is handy to have texts and calls accessible on the wrist without picking up the phone.

It is handy to have texts and calls accessible on the wrist without picking up the phone.  Read Less

I love the biofeedback from analyzing nightly sleep patterns (light, deep, rem) and from comparing exercise routines.

I love the biofeedback from analyzing nightly sleep patterns (light, deep, rem) and from comparing exercise routines.  Read Less

Syncing each function with the iphone app has taken some time and experimentation, but slowly the phone is coming to coordinate...  Read More

Syncing each function with the iphone app has taken some time and experimentation, but slowly the phone is coming to coordinate well with the watch.  Read Less

The battery life is surprisingly long (i forgot the charger on a recent trip and the watch ran nearly the whole week even thoug...  Read More

The battery life is surprisingly long (i forgot the charger on a recent trip and the watch ran nearly the whole week even though already at half charge).  Read Less

This is a great value for the price.

This is a great value for the price.  Read Less

And all this for not much more cost than the cheap watches i've been buying at the local box store.

And all this for not much more cost than the cheap watches i've been buying at the local box store.  Read Less

If utterly precise accuracy of step and heart-rate management is an issue, other reviews suggest this watch may be less precise...  Read More

If utterly precise accuracy of step and heart-rate management is an issue, other reviews suggest this watch may be less precise than more expensive alternatives, but it is certainly accurate and reliable enough for all my amateur purposes.  Read Less

At a price much lower than watches that carry my iphone's brand name, this watch monitors sleep cycles, heart rate, blood oxyge...  Read More

At a price much lower than watches that carry my iphone's brand name, this watch monitors sleep cycles, heart rate, blood oxygen, exercise, and messages/calls/weather from the iphone (plus the usual timer and stopwatch functions of the typical digital watch).  Read Less