CatEye HRM Sensors | OHR-31 Optical Heart Rate Sensor

OHR-31 Wearable Bluetooth® Optical Heart Rate Sensor

Introducing the OHR-31 Optical Heart Rate Sensor, the perfect balance of performance and convenience. This compact wristwatch-style device offers dual-band Bluetooth 5.0/ANT+ capability for easy connection to cycling computers and smartphone apps, plus a USB rechargeable battery with up to 24-hour run-time. IPX7 rated to withstand the elements, the OHR-31 also features an LED low battery indicator and auto shutdown mode for maximized battery life. Multiple armband sizes are included. Enjoy effortless tracking of your heart rate without the bulk of a chest strap.

Features

• Compact wristwatch-style optical-based LED-based heart rate sensor
• Dual-band Bluetooth® 5.0 / ANT+ seamlessly connects to cycling computers and smartphone apps, including CatEye Cycling
• USB rechargeable with up to 24 hours of run-time
• IPX7 rated to withstand the elements
• LED low battery indicator and auto shutdown mode maximizes the battery life between charges
• Includes multiple armband size options to ensure proper fit.

Tech Specs

• Transmission: Bluetooth® 5.0 / ANT+
• Sensor: Optical LED
• Heart rate range: 40-220 bpm (±5 bpm)
• Dimensions: 1-49/64" x 1-19/64" x 15/32" (45 × 33 × 12 mm)
• Weight: 0.39 ounces (11 grams) (Excluding the armband)
• Water resistant: IPX7

SKU# 1604540