2025 New NFC+ECG+PPG Health Smart Watch BMI Fat Heart Rate Blood Pressure Watch 380mAh BT Call IP68 Waterproof Sports Bracelet

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$46.05$686.50

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Specifications

Brand Name: GUHUAVMI
Category: Smart Watches
System: Android Wear, Proprietary OS, Android OS, iOS
Function: Passometer, fitness tracker, sleep tracker, Mood Tracker, Message Reminder, Call Reminder, Answer Call, Dial Call, Remote Control, Push Message, Big Three Needles, 24 hour instruction, Chronograph, Alarm Clock, Small Second, World Time, Calorie Counter, Permanent Calendar, Multiple Time Zone, Power Reserve, GMT Two Places, Perspective Window, week, Phase of the Moon, Speed Measurement, Month, Heart Rate Tracker, Interactive Music, Noctilucent, Thermometer, Calendar, Lighting, Countdown, Calculators, Oxymeter
Battery Life: 7
SIM Card Available: No
Type: On Wrist
Voice assistant built-in: Yes
Language: English, Russian, Spanish, Polish, Portuguese, Italian, French, German, Japanese
High-concerned chemical: None
Display Size: 1.56-inch
Network Mode: None
Metrics measured: Heart Rate Monitor, Women's Health Monitoring, Other, Blood Oxygen Monitor, Sleep Monitor, Blood Pressure Monitor, Body Temperature Monitor, Stress Monitor
RAM: 128 MB
Screen Shape: Round
Battery Capacity(mAh): 300-450mah
Resolution: 480*480 AMOLED HD Screen
Bluetooth-compatible Version: 5.3
GPS: No
Screen Material: AMOLED
Multiple Dials: Yes
Application Age Group: Adult
Mechanism: Yes
Origin: Mainland China
Compatibility: All Compatible
ROM: 128 MB
Rear Camera: None
Activity Tracked: Other, Steps Tracker, Distance Tracker, Calorie Tracker, Activity Tracker
Waterproof Grade: Professional Waterproof
CPU Model: LED flashlight NFC health smart watch
Launch Date: 2025
Dial Window Material Type: Sapphire Crystal
Band Material: Silica Gel
Touch Screen: Yes
Battery Detachable: No
Band length[mm]: 260
SIM Card Slot: NO
Band Detachable: Yes
Band width[mm]: 22
App name: G band
CPU Manufacturer: MediaTek
Certification: CE, FCC, RoHS, CEC
Style: Healthy
Movement Type: Electronic
Model: ET458
APP Download Available: Yes
Case Material: Precious Metals
Accessory Type: Watch, charging cable, instruction manual, packing box
WIFI: No
Support Alexa: N
ECG electrocardiogram function: Blood lipid and uric acid monitoring
24-hour health monitoring: HRV function, AI science diagnosis
Temperature sensor: CT1711 array
PPG chip: OSRAM (osram) 2703
ECG chip: Ti chip 129
Waterpfoof Level: IP68
Special Features 1: Wireless charging
Special Features 2: independent accurate blood oxygen
Special Features 3: body temperature
Special Features 4: electrocardiogram
Special Features 5: respiratory rate
Special Features 6: blood pressure
Special Features 7: heart rate
Special Features 8: blood oxygen
Special Features 9: AI science diagnosis
remote relatives and friends care: Home sharing real-time data
Exercise function: counting stepscaloriesdistance
multiple exercise modes: Remote
Health functions such as heart rate monitoring: blood pressure monitoring
Screen Type: 480*480 AMOLED HD
Bluetooth: 5.3 BLE (low power consumption)
Battery Capcaity: 380mAh
Charging Type: Magnetic charging
Charging Time: About 3-4H
Manipulation Mode: Full screen touch control, mobile APP control
Bluetooth communication: respiratory training
Raise your hand to light up the screen: Multiple dial switching
blood fat: uric acid
calculator: weather forecast, weather forecast
female health: voice assistant, voice assistant
Smart Watch: Smart Watch Men
smartwatch: smartwatch Men
Women Smart Watch: Ladies Smart Watch
HRV Lorentz scatter diagram: smartwatch Mens
ECG+PPG: Independent accurate blood oxygenation
Heart rate: Blood lipids Blood Pressure
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reloj inteligente hombre: watch for men
relogio masculino: montre femme
reloj inteligente mujer smartwatch: zegarek damski
reloj inteligente mujer: watch for women
heart rate/blood pressure: Green light PPG
AI Voice Assistant: HD Bluetooth call
Professional health level: Blood lipid measurement
Health Smart Watch: Uric acid monitoring
care: Telecare
SOS emergency call function: Long sitting reminder function
Music control: Pressure measurement
BMI body fat function: Blood composition analysis
100+ Sports Mode: Three proof body
Extra large battery: Mini games
One click micro physical examination: Blood component measurement
Emotion detection: Fatigue testing
NFC function: Access control/payment
LED Strong Light Flashlight: Warning mode/Constant light mode/SOS mode/Night running mode
Professional sports data analysis: IP68 Waterproof

Product Description

Pros & Cons

Pros

Advanced health features: ECG, PPG, blood pressure, oxygen, BMI, uric acid with AI diagnosis
1.56-inch AMOLED 480x480 screen, Bluetooth 5.3 calls, NFC
380mAh battery up to 7 days, IP68 waterproof, 100+ sports modes
Voice assistant, LED flashlight, multiple dials

Cons

No GPS or SIM card
Proprietary OS may limit app ecosystem
Health metrics not medically certified
RAM/ROM 128MB each, may lag on heavy use

Common Questions

What materials and build quality does the NFC+ECG+PPG Health Smart Watch have?

Silica gel band, precious metals case, sapphire crystal dial window, 1.56-inch AMOLED screen.

What is the size and band details of this smart watch?

Display 1.56-inch 480x480 AMOLED, band length 260mm, width 22mm, detachable.

Is the smart watch compatible with iOS and Android?

Yes, compatible with Android and iOS via Bluetooth 5.3, app name G band.

How do you use the health monitoring features like ECG and PPG?

Wear on wrist, use full touch screen or app for 24-hour HRV, ECG, blood pressure, oxygen, temperature via OSRAM PPG and Ti ECG chips.

What is included in the package and shipping?

Watch, charging cable, instruction manual, packing box; magnetic charging, IP68 waterproof.

Product information last updated on January 16, 2026