[Product Information]

• Enter your model numberto make sure this fits.
• Measures your running speed and distance when paired with a Bluetooth Smart ready device and a mobile training app such as Polar Beat
• Ideal for running on a treadmill， indoor track， or on the muddiest trail
• After your workout， view and analyze your running cadence and stride length on polarpersonaltrainer.com， our free online training diary
• Small， shock and water resistant sensor fits firmly onto your shoelaces to handle even the most demanding runs
• Compatible with Bluetooth smart ready mobile devices and certain training apps， such as Polar Beat; Note: not compatible with Polar monitors