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HD8ultra+ New Sports Smartwatch 2025 Waterproof IP67 Smartwatch
HD300 is an all-in-one smartwatch that combines health monitoring, fitness tracking, smart notifications, and mobile payments, perfect for modern users who value health, fitness, and efficiency. It supports diving, gps, light and chatgpt.
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Parameter
| Parameter | Value |
|---|---|
| APP | FitCloudPro |
| Chip | Realtek RTK8763EW |
| System | Android 5.0 and above; iOS 10.0 and above |
| Flash memory | RAM: 578KB + ROM: 640KB + 128Mb Nor flash |
| Screen size | 2.02 inch IPS |
| Battery | 3.8V/400mAh-702224 |
| Bluetooth | BLE5.2 |
| Bluetooth calling | BLE5.2 |
| Screen resolution | 240 * 296 |
| WIFI | None |
| NFC | Yes |
| Charging method | Wireless charging |
| Waterproof level | IP67 |
| Charging time | 2H |
| Standby | 7 days |
| Colors | Silver, Black |
- IPS Display:
IPS (In-Plane Switching) screens offer good balance of price & performance, and durable with stable colors over time. Better visuals than TN – Sharper images & wider angles without premium cost .
- 24/7 Health Monitoring:
This feature typically includes continuous tracking of heart rate, sleep patterns, blood oxygen levels (SpO2), and stress levels. It helps users maintain awareness of their health and fitness throughout the day.
- Barometer:
A barometer measures atmospheric pressure, which can be used to track altitude changes and predict weather patterns. This is particularly useful for hikers, climbers, and outdoor enthusiasts.
- GPT Function:
This likely refers to the integration of a Generative Pre-trained Transformer (GPT) AI model, which could enable advanced features like natural language processing, voice assistance, or personalized health insights. For example, it could provide smart responses, analyze health data, or offer fitness recommendations.
HD300 would be ideal for fitness enthusiasts, outdoor adventurers, and tech-savvy users who want a versatile device for health tracking, navigation, and smart functionality. The combination of AMOLED display, health monitoring, and GPT integration would make it a powerful tool for both daily use and specialized activities.
After-Sales Warranty
✔ Global Joint Warranty – Up to 1-year coverage.
✔ 1-to-1 Quality Assurance – Free replacements for defective products.
✔ Fast Online Repair – 48-hour response guarantee.
24/7 Customer Support
✔ Bilingual Service – Chinese/English, year-round availability.
✔ Technical Hotline: +86-0755-84503400
✔ Emergency Response – 30-minute resolution commitment.
Professional R&D Strength
✔ 10+ Years Expertise – 100+ patents in electronics.
✔ Advanced Labs – EMC & waterproof testing facilities.
✔ Demand-Driven Development – Custom R&D for client needs.
International Authorized Certifications
✔ MFi Certified – Full iOS system compatibility.
✔ CE/SGS Dual Certified – Meets EU safety & environmental standards.
✔ Transparent Verification – Certification documents available upon request.
OEM/ODM Flexible Cooperation
✔ Custom Solutions – Samples & tailored designs (MOQ: 500pcs).
✔ Rapid Prototyping – 15-day proofing cycle (in-house factory + supply chain).
✔ Brand Customization – Confidentiality assured, end-to-end OEM support.
Military-Grade Waterproof Performance
✔ 5ATM Waterproof – Suitable for swimming & water sports.
✔ Dual Protection – Nano-coating + structural sealing.
✔ Extreme Environment Tested – Operates in -30°C to 80°C.
FAQ About Huadai HD8ultra+ New Sports Smartwatch
1. Are you original factory?
Yes, we are original factory.
2. What is your production capacity?
Approximately 500k units monthly.
3. What certifications do your factories have?
ISO9001 (Quality System), ISO14001 (Environmental Protection), ISO45001 (Occupational Health & Safety), and RBA (Social Responsibility System).
4. What certifications do your products have?
CE, RoHS, UN38.3, MSDS, IEC62133, etc. If you need others, we also can support.
5. For Customization
We support OEM and ODM.
- Package Customization.
- Silk print or laser logo on the watch back or buckle or band.
- On/off logo customization.
- Or your own design customization.
- Package Customization.
- Silk print or laser logo on the watch back or buckle or band.
- On/off logo customization.
- Or your own design customization.
6. What are your payment ways?
We support TT, West Union, and Paypal.
7. How about your Warranty time?
We support one year warranty time.