A2 ECG Smart Watch
Flagship health watch with ECG, body composition and a 2.2" curved display.

Ultra-slim 6.9 mm AMOLED watch with salt-spray-tested stainless steel band.
Available for wholesale distribution and for private-label OEM/ODM customization.
Pricing, MOQ and lead time are confirmed with every quotation. This page shows no list prices.
Key functions, interface highlights and typical usage scenarios for the MW03, based on the official English product detail graphics.
Verified specifications from the MW03 product specification documents. Items not listed are confirmed at quotation.
| Display | 1.85" AMOLED, 390 × 450, full touch |
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| Health tracking | Heart rate, blood pressure trend, SpO2 with true blood-oxygen sleep tracking |
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| Wireless | Bluetooth 5.0 (Bluetooth calling supported) |
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| Compatibility | iOS 8.0+ / Android 4.0+ |
| Companion app | H Band |
| Languages | 17 watch / app languages |
| Battery | 180 mAh, magnetic charging (5 V / 160 mA) |
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| Endurance | 7 days working / 15 days standby |
| Water resistance | IP68 |
| Dimensions | 39.5 × 34 × 6.9 mm |
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| Materials | Full aluminium body; 20 mm 304 stainless steel band (48-hour salt-spray tested) plus silicone band |
| Colours | Rose Gold / Silver / Dark Grey / Pink |
Specifications are based on manufacturer documentation and may vary between production runs. CE, FCC, RoHS and TELEC certification support is available for OEM orders; applicable certifications are confirmed per model and destination market.
Every EngraSun product is available for wholesale distribution and for full B2B customization — from laser-engraved branding to packaging and certification.
Tell us your target market, quantities and customization needs — we reply with a tailored proposal.
MOQ, branding options, certification and app support for the MW03, answered for B2B buyers.
Minimum order quantity for the MW03 depends on the customization level. Orders based on the existing MW03 molds with logo and packaging customization start at lower quantities, while custom industrial design, new tooling or bespoke firmware requires higher volumes. The exact MOQ is confirmed in our quotation.
Yes. The MW03 is available for private-label OEM/ODM: laser-engraved branding, custom colours and materials, boot logo, packaging, manuals and certification assistance. Wholesale orders without branding are equally welcome.
Certification assistance covers CE, FCC, RoHS and TELEC. The certifications applicable to the MW03 for your destination market are confirmed at quotation.
The MW03 works with the H Band companion app. White-label app options for the MW03 can be discussed for OEM projects.