Yonker Portable ECG Recorder YK-ER3
Portable ECG Monitoring Solution
- 3-lead dynamic ECG recording for long-term waveform and heart-rate monitoring.
- Supports adult dynamic ECG data collection, recording, and storage.
- Lead-on startup without button operation with automatic shutdown after lead-off.
- Bluetooth and OTG data transfer support for convenient mobile health management.
Product Overview
The Yonker YK-ER3 portable ECG recorder is designed for AI health and ECG monitoring applications.
It collects, records, and stores adult dynamic three-lead ECG data. The device detects ECG waveform and heart rate in medical institutions and home healthcare environments as reference data for professional evaluation.
With lead-on startup without button operation, YK-ER3 provides convenient dynamic ECG monitoring and supports mobile data transfer through OTG connection.
Key Features
3-Lead Dynamic ECG Monitoring
Collects, records, and stores adult dynamic three-lead ECG data for long-term waveform and heart-rate monitoring.
Automatic Startup & Power Management
Starts recording when leads are connected without button operation and automatically powers off after lead-off for convenient use.
Long-Term Recording & Data Storage
Supports extended ECG monitoring with internal storage capacity for reliable data recording and management.
Mobile Data Transfer
Exports ECG data to mobile applications through OTG connection for convenient health data review.
Technical Specifications
| Product Type | ECG Recorder |
| Model | YK-ER3 |
| Device Structure | ECG Patch + Charging Case |
| Patch Size | 55 × 36 × 11 mm |
| Charging Case Size | 58 × 39 × 10 mm |
| Weight | Patch Approx. 22 g / Product Approx. 38 g |
| ECG Lead Mode | 3-lead (II, V1, V5), 3-channel dynamic long-term monitoring |
| Heart Rate Range | 30 – 300 bpm (±2 bpm) |
| Sampling Rate | 250 Hz, 24 bit |
| Storage | ≥980 MB |
| Working Time | ≥72 h |
| Charging | Type-C 5V charging, approx. 5-6 h |
| Bluetooth | Bluetooth 5.0+ |
| Protection Rating | IP22 |
Applications
Home ECG Monitoring
Convenient dynamic ECG and heart-rate recording for personal health tracking and daily cardiovascular monitoring.
Healthcare Professional Review
Recorded ECG data can support healthcare professional review and assessment. The device provides reference information and does not provide automatic diagnosis.
Portable Health Checks
Compact patch-based design supports short-term and extended ECG monitoring in compatible environments.