Price and performance TOP - Good handling

The Polar M400 is almost a Swiss army knife for your price.
It took a long, until this clock came on the market, but the wait was worth it. Now the teething problems associated with Android seem to have ended, at least running the app on my Sony Z1 with Android 4.4.4. stable and displays all the data and results.

+ Easy to read display
+ Easily synchronize with PC
+ Polar Flow app for Android and Bluetooth between M400 and Smartphone
+ Easy to use after a short reading in the user manual (PDF download - 73 pages)
+ Results are presented clearly and simply
+ For running, cycling and other sports have their own menus and features
+ Built-in GPS
+ PC program Polar Flow Sync software includes training diary, details of training well-structured and clear
+ No Bateriewechsel required for clock because this is charged via USB to the computer
+ Clock is also "pedometer" and "Kallorienzähler", even if you wear the clock without chest strap

o It is provided only brief instructions, the detailed operating instructions you have to download
o user account must be created with Polar to lead to update the Unr (software) and training diary can. The training data is maintained online - Keyword Privacy

- Clock is available only with H7-sensor, WearLink sensor of Polar is not recognized or supported. To this end, there is no (easy) visible info that you ordered the clock without a seat belt.

All in all, one acquires with the Polar training computer an M400, which is particular to the smartphone a good symbiosis.
Only the GPS function with a record in a map, which route you have traveled incl. All pulse information, altitude, etc. is a highlight.

Who ordered the clock, should make in advance of Polar a user account to install the installation software on his computer for the USB connection clock to PC and download the well-written and easy to understand manual, because this is just at the initial start-up and synchronization of clock between H7 sensor, PC and Smartphone is an important auxiliary, which later prevents frustration.