1.39 inch HD Round Screen Leather Strap Smart Watch Supports ECG Monitoring/Non-invasive Blood Sugar | E400-WearableMaster

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Price range: $49.07 through $49.44

1. Get $30 OFF For First Order,Ending Soon 
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Why You’ll Love It?

The E400 smart watch combines a 1.39-inch round HD display with a crisp 360 × 360 resolution and a classic PU leather strap.

Its wellness suite includes ECG analysis support with compatible chest accessories, plus blood-sugar trend, heart-rate, blood-pressure and blood-oxygen reference monitoring.

A 280mAh battery provides about 4–7 days of use, while magnetic charging and IP68-rated construction support convenient everyday wear.

Available in brown or black leather finishes, the E400 smart watch suits buyers who want extensive wellness summaries in a traditional round profile.

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WearableMaster'Opintion For Your Selection

WearableMaster'Opinion For Your Selection
  • 360 × 360 Round Display - 87%
    87%
  • ECG Analysis Support - 88%
    88%
  • Wellness Trend Coverage - 89%
    89%
  • 4–7 Day Battery Life - 85%
    85%
  • Leather-Strap Design - 86%
    86%
87%

Best Uses and Buyer Fit

Use cases: reviewing ECG data with compatible accessories, following daily wellness trends, checking sleep and activity summaries and wearing a classic-style watch at work or home.

Best for: users who value a broad set of wellness reference tools and prefer a round display with a leather strap.

Benefits: the 360 × 360 screen presents detailed summaries clearly, while ECG support, multiple trend indicators and 4–7 day stated battery life provide a focused health-awareness experience.

Ideal buyer profiles: wellness-focused adults, office users, caregivers comparing personal trend tools and buyers who prefer brown or black leather styling.

Pros

  • ECG analysis support with compatible chest accessories
  • Broad set of wellness reference indicators
  • Sharp 1.39-inch 360 × 360 round display
  • Brown and black PU leather strap options

Cons

  • Wellness and ECG information is intended for personal reference
  • Some ECG functions use compatible external accessories
  • Battery duration varies with monitoring frequency and display use

E400 Smart Watch Specifications

1. Screen size: 1.39 inch high-definition display

2. Resolution: 360×360

3. Battery capacity: 280mAh

4. Shell material: alloy metal + plastic

5. Strap: PU

6. Waterproof grade: IP68

7. Bluetooth requirements: Android5.0 and above / ios10.0 and above

8. Charging method: USB magnetic 2 Pin charging cable

9. Standby time: about 30 days

10. Battery life: 4-7 days

11. Support Chinese (Simplified, Traditional), Korean, Japanese, English, German, French, Italian, Spanish, Portuguese (Portugal), Russian, Hungarian, Turkish, Indonesian, Polish, Czech, Greek English, Swedish and many national languages.

12. Supports real-time ECG analysis with chest stickers, ECG belt monitoring, non-invasive blood sugar, heart rate monitoring, blood pressure monitoring, blood oxygen monitoring, and multi-sport modes.

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Detail SpecsE400
ModelE400
Screen size1.39 inch high-definition display
Resolution360x360
Battery capacity280mAh
Shell materialalloy metal + plastic
StrapPU
Waterproof gradeIP68
Bluetooth requirementsAndroid5.0 and above / ios10.0 and above
Charging methodUSB magnetic 2 Pin charging cable
Standby timeabout 30 days
Battery life4-7 days
One Package Weight0.21kgs / 0.47lb
One Package Size18cm * 10cm * 5cm / 7.09inch * 3.94inch * 1.97inch
Qty per Carton60
Carton Weight11.80kgs / 26.01lb
Carton Size38cm * 52cm * 32cm / 14.96inch * 20.47inch * 12.6inch
Loading Container20GP: 421 cartons * 60 pcs = 25260 pcs 40HQ: 979 cartons * 60 pcs = 58740 pcs

Quick Comparison

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Name1.39 inch HD Round Screen Leather Strap Smart Watch Supports ECG Monitoring/Non-invasive Blood Sugar | E400-WearableMaster removeASUS TUF Gaming removeHP Victus 16-e0174nw removeMicrosoft Surface Laptop Studio removeAcer ProDesigner PE320QK remove
ImageE400 smart watch product imageASUS TUF GamingHP Victus 16-e0174nwMicrosoft Surface Laptop StudioAcer ProDesigner PE320QK
SKUWMS-E4003089930898309022144207
Rating
Price Price range: $49.07 through $49.44$1,640.00 Original price was: $1,020.00.Current price is: $918.00.$1,800.00$750.00
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DimensionsN/AN/AN/AN/AN/A
Additional information
ColorBlack / Leather Strap, Brown / Leather Strap
ColorGray
Size304.2 x 203 x 13.9 mm
ColorWhite
Size304.2 x 203 x 13.9 mm
ColorSilver
Size304.2 x 203 x 13.9 mm
ColorBlack

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1.39 inch HD Round Screen Leather Strap Smart Watch Supports ECG Monitoring/Non-invasive Blood Sugar | E400-WearableMaster 1.39 inch HD Round Screen Leather Strap Smart Watch Supports ECG Monitoring/Non-invasive Blood Sugar | E400-WearableMaster
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