Description

SPECIFICATIONS

Battery Capacity: 70mAh Lithium Battery

Battery Life: 50H

Brand Name: ROCKBROS

Charging Method: Magnetic Charging

Connects Phone: iOS 9.0 and above, iPhone 5s and above,Android 4.3 and above with Bluetooth 4.0

Model Number: 29210061001

Origin: Mainland China

Stopwatch and Accessories: Waterproof Stopwatch

Type: WireLess

Waterproof Rating: IP67

Wireless Connection: Bluetooth 4.0,ANT+

Product detail

Main Unit Size:about 59.5*27*10.4mm
Battery Capacity:70mAh Lithium Battery
Battery Life:50H
Wireless Connection:Bluetooth 4.0,ANT+
Charging Method:Magnetic Charging
Input:USB-Type-C Charging Cable,5V/70mA/0.35W
Operating Temperature:5-40℃
Waterproof Rating:IP67
Product Warranty:1 year

Product feature

Heart Rate Tracking
Supports Dual Protocols
LED Signals
50-hour Battery Life
Heart Rate Alerts
Magnetic Charging
IP67 Waterproof
No On/Off Switch Design

Why Wear a Heart Rate Monitor During Exercise?

1.Scientifically Manage Exercise Intensity
2.Real-time Heart Rate Monitoring Allows for Immediate Adjustment of Exercise Intensity
3.Low Heart Rate Results in Ineffective Exercise
4.High Heart Rate Can Lead to Nausea, Dizziness, and is Unhealthy

Dual Protocol Heart Rate Sensor

Bluetooth & ANT+ Dual-Mode Smart Heart Rate Monitor

Bluetooth & ANT+ Dual Protocol Support

ANT+ Devices and Sports Apps can Record Data Simultaneously with Stable Transmission
Compatible with ANT+ Protocol Devices

Real-time Accurate Recording of Exercise Heart Rate Data

Dynamic Heart Rate Algorithm Ensures Real-time Accuracy of Exercise Heart Rate Data

Heart Rate Alerts Prevent Overexertion

Customize Heart Rate Alerts via the Heartool App; Buzzer Alert Sounds When Heart Rate Exceeds Alert Threshold, Reminding You to Reduce Exercise Intensity and Stay Hydrated

Wireless Connectivity with Enhanced Signal

Bluetooth 4.0 for Quick Pairing with a Transmission Range of up to 25m, Ensuring Stable Connection, No Interruptions (ANT+ Signal Reception Range Up to 10m)

Separate Design, Ready to Use

The Heart Rate Sensor is Lightweight, Thin, and Comfortable on the Skin, Preventing Sliding and Shifting During Exercise; The Detachable Main Unit Makes Cleaning the Chest Strap and Replacing the Battery Easier

Quick Wake-up, No On/Off Switch Design

The Main Unit Automatically Powers On When Worn Correctly and Goes to Sleep When Removed

Suitable for Various Sports Scenarios

Helps You Adjust Your Exercise Status in Various Sports

One hour of charging provides 50 days of battery life

With Separate Magnetic Charging Technology and an Independent Charging Base, the High Polymer Lithium Battery Provides up to 50 Hours of Continuous Use

IP67 Waterproof and Sweatproof

Thanks to the Innovative Magnetic Charging Design, the Sensor Body is Sealed Without Gaps, Effectively Preventing Sweat and Rainwater from Penetrating the Interior

Lighter, Thinner, More Comfortable

The Sensor Body Weighs Only About 12g and is Approximately 10.4mm Thick

Product form
  • rockbrosclothing

ROCKBROS H828 Heart Rate Sensor Bluetooth 4.0 ANT+ Upgrade 50H Battery Life Waterproof For Garmin Wahoo GPSPORT Bike Computer

    $61.99

    • Shipped today? Order within: Aug 22, 2025 17:00:00 -0700

      Free Shipping $69+ | 365-Day Easy Returns

      TECHNICAL Features
      Breathability
      Aerodynamic
      Weight: 135 g (M)
      UPF: 50+
      Use temperature: 25–38 ºC
      Fitting: ULTRA FIT
      Fabric & Details

      Crafted with premium Italian fabric – Carvico Revolutional™ – this jersey delivers performance and comfort in one. The main fabric is made from 88% recycled polyester and 12% elastane (125 GSM), offering quick-dry capability, 4-way stretch, and UPF 50+ sun protection.

      • Lightweight and aerodynamic design
      • Self-locking YKK zipper
      • Silicone grippers at the hem for a secure fit
      • Three rear pockets for snacks and tools
      • Reflective elements for better visibility on the road
      • OEKO-TEX® & bluesign® certified
      PRODUCT CARE
      • Machine wash cold (Max 30°C / 86°F)
      • Turn garment inside out and zip up before washing
      • Use a laundry bag whenever possible
      • Use mild detergent
      • Do not bleach
      • Do not iron
      • Do not dry clean

      Description

      SPECIFICATIONS

      Battery Capacity: 70mAh Lithium Battery

      Battery Life: 50H

      Brand Name: ROCKBROS

      Charging Method: Magnetic Charging

      Connects Phone: iOS 9.0 and above, iPhone 5s and above,Android 4.3 and above with Bluetooth 4.0

      Model Number: 29210061001

      Origin: Mainland China

      Stopwatch and Accessories: Waterproof Stopwatch

      Type: WireLess

      Waterproof Rating: IP67

      Wireless Connection: Bluetooth 4.0,ANT+

      Product detail

      Main Unit Size:about 59.5*27*10.4mm
      Battery Capacity:70mAh Lithium Battery
      Battery Life:50H
      Wireless Connection:Bluetooth 4.0,ANT+
      Charging Method:Magnetic Charging
      Input:USB-Type-C Charging Cable,5V/70mA/0.35W
      Operating Temperature:5-40℃
      Waterproof Rating:IP67
      Product Warranty:1 year

      Product feature

      Heart Rate Tracking
      Supports Dual Protocols
      LED Signals
      50-hour Battery Life
      Heart Rate Alerts
      Magnetic Charging
      IP67 Waterproof
      No On/Off Switch Design

      Why Wear a Heart Rate Monitor During Exercise?

      1.Scientifically Manage Exercise Intensity
      2.Real-time Heart Rate Monitoring Allows for Immediate Adjustment of Exercise Intensity
      3.Low Heart Rate Results in Ineffective Exercise
      4.High Heart Rate Can Lead to Nausea, Dizziness, and is Unhealthy

      Dual Protocol Heart Rate Sensor

      Bluetooth & ANT+ Dual-Mode Smart Heart Rate Monitor

      Bluetooth & ANT+ Dual Protocol Support

      ANT+ Devices and Sports Apps can Record Data Simultaneously with Stable Transmission
      Compatible with ANT+ Protocol Devices

      Real-time Accurate Recording of Exercise Heart Rate Data

      Dynamic Heart Rate Algorithm Ensures Real-time Accuracy of Exercise Heart Rate Data

      Heart Rate Alerts Prevent Overexertion

      Customize Heart Rate Alerts via the Heartool App; Buzzer Alert Sounds When Heart Rate Exceeds Alert Threshold, Reminding You to Reduce Exercise Intensity and Stay Hydrated

      Wireless Connectivity with Enhanced Signal

      Bluetooth 4.0 for Quick Pairing with a Transmission Range of up to 25m, Ensuring Stable Connection, No Interruptions (ANT+ Signal Reception Range Up to 10m)

      Separate Design, Ready to Use

      The Heart Rate Sensor is Lightweight, Thin, and Comfortable on the Skin, Preventing Sliding and Shifting During Exercise; The Detachable Main Unit Makes Cleaning the Chest Strap and Replacing the Battery Easier

      Quick Wake-up, No On/Off Switch Design

      The Main Unit Automatically Powers On When Worn Correctly and Goes to Sleep When Removed

      Suitable for Various Sports Scenarios

      Helps You Adjust Your Exercise Status in Various Sports

      One hour of charging provides 50 days of battery life

      With Separate Magnetic Charging Technology and an Independent Charging Base, the High Polymer Lithium Battery Provides up to 50 Hours of Continuous Use

      IP67 Waterproof and Sweatproof

      Thanks to the Innovative Magnetic Charging Design, the Sensor Body is Sealed Without Gaps, Effectively Preventing Sweat and Rainwater from Penetrating the Interior

      Lighter, Thinner, More Comfortable

      The Sensor Body Weighs Only About 12g and is Approximately 10.4mm Thick

      Details That Define the Ride

      • Precision Knit

        Precision Knit

        Micro-knit surface ensures balanced stretch, breathability, and next-to-skin comfort.

      • Clean Stitching

        Clean Stitching

        Flatlock stitching reduces friction for smoother, longer rides.

      • Freedom Fit

        Freedom Fit

        Smooth cuffs contour gently for zero pressure on the arms.

      • Light as Air

        Light as Air

        High-tech fabric delivers a barely-there feel for effortless rides.

      • Free Shipping

        Free Shipping

        Free shipping on all orders — no minimum required

      • Customer Service

        Customer Service

        One-on-one support with 100% email response guarantee

      • Two-Year Warranty

        Two-Year Warranty

        Free repairs or replacements within the 2-year warranty period

      • Secure Payment

        Secure Payment

        Your payment is encrypted and processed securely

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