Model A3

A3 ECG Smart Watch

Round AMOLED ECG watch with aeronautical aluminium body and 10–15 day endurance.

ECGSmart Watch
  • ECG + PPG hybrid lead with micro check-up
  • 1.43" AMOLED retina display (466x466), 2.5D glass
  • Aeronautical aluminium ultra-thin round body
  • Bluetooth calling, 100+ sports modes, IP68
  • 300mAh battery: 10-15 days endurance
Request a Quote for A3

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.

Features & use cases

A3 in action

Key functions, interface highlights and typical usage scenarios for the A3, based on the official English product detail graphics.

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Specifications

A3 technical details

Verified specifications from the A3 product specification documents. Items not listed are confirmed at quotation.

Display
Display1.43" round AMOLED, 466 × 466, 2.5D curved glass
Health & fitness
Health trackingECG + PPG hybrid lead, micro check-up, blood pressure trend, blood glucose trend, heart rate, SpO2, body temperature, sleep HRV and respiratory rate
Sports modes100+
Connectivity
WirelessBluetooth 5.3 (Bluetooth calling supported)
CompatibilityAndroid 4.4+ / iOS 9.0+
Companion appHband
Battery & durability
Battery300 mAh, magnetic charging (approx. 1–2 hours)
Endurance10–15 days
Water resistanceIP68
Design
MaterialsAeronautical-grade aluminium body, silicone strap
Wellness device, not a medical device. The A3 is a consumer wellness and lifestyle product. Heart rate, blood pressure, blood glucose, SpO2, ECG and similar readings are estimates provided for general fitness and wellness reference only. They are not medical measurements and cannot be used to diagnose, treat, cure or prevent any disease or condition. Please consult a qualified healthcare professional for medical advice.

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.

OEM / ODM customization

Make the A3 your own

Every EngraSun product is available for wholesale distribution and for full B2B customization — from laser-engraved branding to packaging and certification.

Laser-engraved logo & branding
Custom industrial design (ID) & colours
Custom strap materials & colours
Firmware & feature configuration
Custom boot logo
White-label companion appAvailable on request
Multi-language manuals
Certification assistance (CE/FCC/RoHS/TELEC)
Custom packaging & inserts

Plan your A3 program

Tell us your target market, quantities and customization needs — we reply with a tailored proposal.

FAQ

A3 — common buyer questions

MOQ, branding options, certification and app support for the A3, answered for B2B buyers.

What is the MOQ for the A3?

Minimum order quantity for the A3 depends on the customization level. Orders based on the existing A3 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.

Can the A3 be customized with our own brand?

Yes. The A3 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.

Which certifications can the A3 support for export?

Certification assistance covers CE, FCC, RoHS and TELEC. The certifications applicable to the A3 for your destination market are confirmed at quotation.

Which app does the A3 use?

The A3 works with the Hband companion app. White-label app options for the A3 can be discussed for OEM projects.