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

    $56.99

        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

        © 2025 RockbrosClothing, Powered by Shopify

        • American Express
        • Apple Pay
        • Bancontact
        • Google Pay
        • iDEAL
        • Mastercard
        • PayPal
        • Shop Pay
        • Union Pay
        • Visa

        Login

        Forgot your password?

        Don't have an account yet?
        Create account