heart rate smart watches - Buyswear smartwatch online shop, best China smart watch cheap sale

-33%

NJYUAN M1 Smart Ring 5 ATM Waterproof

📱 APP: CyFit
🔌 chip: GR5513B
💻 System: Android 5.0 and above, IOS 10.0 and above, supporting
📶 Bluetooth version: BLE5.1
🌡️ Operating temperature range: 0-50℃

Original price was: $59.99.Current price is: $39.99.
-40%

NJYUAN VP600 16GB AMOLED 4G GPS Position WiFi Android Smart Watch

1. 4G network, HD Phone calls;
2. Built-in GPS clip, accuracy for position;
3. Support connect WiFi to use for internet;
4. 2+16GB memory options, install as you like;
5. Side 200W camera high-definition camera;

Original price was: $99.99.Current price is: $59.99.
-33%
NJYUAN R8 Heart Rate Multi Sport Mode Track Smart Ring

🖥️ Master chip: NORDIC NRF52832-CIAA
🔋 Charging chip: Siyuan SY8602
📉 Accelerometer: QMA6100P
🔋 Battery: 23mAh, 3.7/4.2V lithium battery
Color
Original price was: $59.99.Current price is: $39.99.
-25%
NJYUAN BH01 Smart Ring IP68 Waterproof Heart Rate Remote Camera

Chip: Dialog DA14531; Heart Rate sensor: HR3602; App: JYOUPRO
Color
Original price was: $39.99.Current price is: $29.99.
-30%
NJYUAN R2 Smart Ring IP68 Heart rate Blood oxygen NFC

CPU: Pixart 2860
Bluetooth Version: BLE 5.1
Battery capacity: 18mAh
Stanby Time: About 45days
Working Time: About 5-7day
Waterproof Level: IP68
Color
Original price was: $39.99.Current price is: $27.99.
-25%
NUYUAN R3 Smart Ring IP68 Heart rate Blood oxygen Step count

📷 Pixart 2860
🔩 Aluminum titanium alloy + stainless steel
📶 BLE 5.1
⏰ About 5-7 days
🔧 QMA6100P
💓 HX3605
🔌 Magnet Cable (With SMT Protect IC)
💧 IP68
⚡ Charging 1A or less
Color
Original price was: $39.99.Current price is: $29.99.
-32%
DTNO.1 DT3 MATE Dual Bluetooth 5.0 1.5 inch screen smart watch

Model DT3 Mate Compatible System IOS / Android System Function Breathing training, dial push, stopwatch, brightness adjustment, multi-sport mode, sleep, heart rate, message, remote control music, […]
Color
Strap Material
$29.99
-40%
Zeblaze Btalk 1.86” Large Color Display IP68 300mAh battery Heart Rate Smartwatch
Color
Original price was: $39.99.Current price is: $23.99.
-40%
Huadai HD3 MAX 1.45 inch bluetooth 5.1 IP68 waterproof blood oxygen smart bracelet

Rated 4.50 out of 5
Solution provider APP Topstep Main control chip CPU Realtek RTK8762DK Compatible system Android 5.0 and above ；iOS 10.0 and above Flash Memory RAM：192KB+ROM：256KB+128Mb Nor flash Screen […]
Strap Material
Color
$29.99 – $32.99
-40%

Microwear L13 Smart Watch ECG Heart rate BT Call Blood Pressure Sport Watch IP68 Waterproof Black Leather Strap

1.3 IPS screen，240*240 Full round display. supports 8 sports mode. More Health Tracking Features.

Original price was: $49.99.Current price is: $29.99.
-33%

NJYUAN C5S heart rate blood oxygen and blood pressure sport smart bracelets – Deep Purple

Heart rate, blood press, blood oxygen, step number, calore, distance, sleep quality, motion pattem, information notification, sports share, bright screen, camera control, USB charging

Original price was: $29.99.Current price is: $19.99.
-33%

NJYUAN C5S heart rate blood oxygen and blood pressure sport smart bracelets – Deep Blue

Heart rate, blood press, blood oxygen, step number, calore, distance, sleep quality, motion pattem, information notification, sports share, bright screen, camera control, USB charging

Original price was: $29.99.Current price is: $19.99.