Attaches to shoe Transmits distance and pace data to Garmin Forerunner 305 This tiny foot pod is small enough to attach to your shoelaces or fit in the mid-sole pocket of compatible shoes. It's always ready to use, and a small, replaceable watch battery powers the foot pod for a year of training. Unlike simple pedometers, this foot pod uses advanced MEMS inertial-sensor technology to analyze your movements and is responsive to stride-length changes to achieve 98 percent accuracy for speed and distance. Additionally, this sensor measures running cadence to help you optimize your training.Compatible products for this item are:Forerunner 210Forerunner 305Forerunner 310XTForerunner 405Forerunner 405CXForerunner 410Forerunner 50Forerunner 610Forerunner 910XTFR60FR70Garmin ANT Adapter for iPhone
I bought the foot pod so I could use my 405CX on an indoor track and have been pleased with the results.Calibration was easy. On the Garmin 010-00658-30 Forerunner 405CX GPS Sport Watch with Heart Rate Monitor (Blue) you can calibrate it using the GPS or a 400m track. I chose to use the GPS and it had me run .66 of a mile. Was easy and seems to be pretty accurate. The only issue is that you need to calibrate it at the pace you usually ..