The HR Flow Sensor is a high performance heart rate monitor focused on reliability and comfort. Designed 100% to Bluetooth Smart standards for maximum compatibility, it features a durable, lightweight, polycarbonate construction with a translucent body and is paired with a soft flexible elastic chest strap. The replaceable CR2032 coin cell battery offers long-lasting service. Use the Sensor Ally smartphone app to update your Heart Rate Flow Sensor to the latest firmware version.
At a time when poorly engineered, plastic catalog-copied accessories were the standard, Lezyne's goal was to engineer and produce premium quality accessories that meet the same high standards as high-end bicycle components. In few words, Lezyne's goal was Engineered Design. Today, the goal remains the same and Lezyne is now a cycling accessories industry leader with award winning products worldwide.
Click & Collect Available
• In-stock items usually ready in 4 hours* • Online Only items usually ready in 1-3 working days More info »
Courier Delivery Available
• $9.99 for orders $99 & under • Free for orders over $99 • $35 for bikes & bulky items 10kg+ More info »