GJ-SH-03 ECG Smart Watch

GJ-SH-03 ECG Smart Watch

Model GJ-SH-03

ECGAMOLEDNFCHealth
  • 1.56″ AMOLED display, 480×480 ultra-sharp
  • GH3228T AFE chip for medical-grade ECG
  • NFC offline payment — pay without phone
  • 440mAh long-lasting battery
  • IP67 waterproof
  • HealthWear app for comprehensive health management

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Key Features

Core capabilities that set this device apart in the B2B health wearable market.

1.56″ AMOLED display, 480×480 ultra-sharp

1.56″ AMOLED display, 480×480 ultra-sharp

GH3228T AFE chip for medical-grade ECG

GH3228T AFE chip for medical-grade ECG

NFC offline payment — pay without phone

NFC offline payment — pay without phone

440mAh long-lasting battery

440mAh long-lasting battery

IP67 waterproof

IP67 waterproof

HealthWear app for comprehensive health management

HealthWear app for comprehensive health management

OEM/ODM Customization

Xdun offers comprehensive white-label and customization services to help you launch your branded health wearable product quickly and efficiently.

🎨

Brand Customization

Custom logo, color options, packaging design, and user manual — fully tailored to your brand identity.

📱

White-Label App

Branded iOS and Android companion apps with your logo, UI theme, and cloud data platform integration.

⚙️

Firmware & SDK

Custom firmware development, API/SDK integration, and OTA update infrastructure for your ecosystem.

🔬

Algorithm Licensing

Proprietary health algorithms available for licensing — sleep, HRV, ECG, blood pressure, and more.

📐

Certification Support

Documentation and testing support for CE, FCC, RoHS, REACH, and FDA 510(k) pre-assessment.

🏭

Flexible MOQ

Low minimum order quantities for pilot runs, with scalable mass production up to 50,000+ units/month.

Health Monitoring Capabilities

Comprehensive health tracking powered by advanced sensor technology and proprietary algorithms.

  • ECG Monitoring — Medical-grade ECG chip with high sampling rate for professional-grade cardiac health assessment, supporting arrhythmia detection and heart health trend analysis.
  • Blood Oxygen (SpO2) — Continuous SpO2 monitoring with PPG sensor, supporting overnight oxygen level tracking for sleep quality assessment.
  • Heart Rate & HRV — 24/7 heart rate monitoring with heart rate variability analysis for stress assessment and recovery tracking.
  • Blood Health Trends — Non-invasive blood composition monitoring including blood glucose trend, uric acid, and blood lipid level tracking for metabolic health awareness.
  • Sleep & Activity — Multi-stage sleep analysis and multi-sport activity tracking for comprehensive wellness management.

Battery & Connectivity

Extended battery life and versatile connectivity options for uninterrupted health monitoring.

  • Long Battery Life — High-capacity battery with optimized power management, delivering days of continuous use on a single charge with rapid magnetic charging.
  • Bluetooth Calling — Built-in speaker and microphone supporting Bluetooth hands-free calling, voice assistant, and SOS emergency dialing.
  • BLE Connectivity — Bluetooth Low Energy 5.0+ for efficient data synchronization with iOS and Android smartphones via companion app.
  • App Compatibility — Compatible with iOS 13+ and Android 8.0+ devices, with multi-language app support for global markets.
  • Water Resistance — IP67/IP68 rated for daily wear, sweat, and rain exposure.

Specifications

Display 1.56″ AMOLED, 480×480
Battery 440mAh
ECG Chip GH3228T AFE
NFC Offline Payment Support
App HealthWear
Waterproof IP67

Frequently Asked Questions

What is the MOQ for the GJ-SH-03 ECG Smart Watch?
Standard MOQ is 500 units for OEM orders. For ODM with full customization, we recommend 1,000+ units. Sample orders (5-10 units) are available for evaluation. Contact jine@xdunmedical.com for volume pricing.
How accurate is the ECG monitoring on the GJ-SH-03?
The GJ-SH-03 uses a medical-grade ECG analog front-end chip for single-lead ECG acquisition. It supports compliance with IEC 60601-2-47. In-house validation demonstrates strong correlation with clinical-grade Holter monitors for heart rate and rhythm analysis. We provide full accuracy validation reports upon request.
Can the GJ-SH-03 be fully customized for our brand?
Yes. Geyan Technology Innovation offers comprehensive OEM/ODM customization: custom branding on watch body, strap, and packaging, private-label companion app, custom firmware, SDK/API integration, and regulatory documentation under your brand name. Our ISO 13485 certified facility ensures consistent quality.
What is the battery life and display quality of the GJ-SH-03?
The GJ-SH-03 features a high-resolution color touchscreen display with good outdoor visibility. Battery life is 5-7 days under normal usage and up to 14 days in standby mode. Full charging takes approximately 2 hours. The device supports always-on display mode for select watch faces.
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