BestDealPlus
  1. Home
  2. Consumer Electronics
  3. Smart Electronics
Unfortunately, this product is no longer available.
KY-003 Hall Switch Hall Sensor A3144 Standard Hall Sensors Module Magnetic Switch Sensor Module Works with Arduino Boards
KY-003 Hall Switch Hall Sensor A3144 Standard Hall Sensors Module Magnetic Switch Sensor Module Works with Arduino Boards
KY-003 Hall Switch Hall Sensor A3144 Standard Hall Sensors Module Magnetic Switch Sensor Module Works with Arduino Boards
KY-003 Hall Switch Hall Sensor A3144 Standard Hall Sensors Module Magnetic Switch Sensor Module Works with Arduino Boards
KY-003 Hall Switch Hall Sensor A3144 Standard Hall Sensors Module Magnetic Switch Sensor Module Works with Arduino Boards

KY-003 Hall Switch Hall Sensor A3144 Standard Hall Sensors Module Magnetic Switch Sensor Module Works with Arduino Boards

(5.0)
US $ 0.32    56% off
US $ 0.14
Out Of Stock
 Shop More  Best Sellers

Cheap And Discounts KY-003 Hall Switch Hall Sensor A3144 Standard Hall Sensors Module Magnetic Switch Sensor Module Works with Arduino Boards Wholesale. Buy Directly From Merchant Obvious Decision. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.

Recommends

High-end ECG Blood Oxygen Health Smart Ring Heart Rate Blood Pressure Sleep Monitor Rings 5ATM Waterproof Multiple Sport Modes
US $ 39.81
US $ 79.63
-50%
(2.0)
New Smart Ring R09 Health Monitor Multi Sport Mode Skin Temperature Measurement 5ATM Waterproof Smart Ring With Charging Case
US $ 17.91
US $ 47.63
-62%
(4.6)
HOT
340mAh BS02WA Bluetooth Watches Batteries for Mi for Blackshark+Free Tools
US $ 21.93
US $ 43.85
-50%
(5.0)
R09M Blood oxygen heart rate sleep real-time monitoring of various exercise modes Remote control camera R09M smart ring
US $ 18.82
US $ 23.76
-20%
(5.0)
New Ultra-thin Lightweight Smart Ring Multi-functional Display Heart rate Health Caller ID Reminder Motion Detection Waterproof
US $ 22.26
US $ 44.52
-50%
(5.0)
2024 COLMI R11 Smart Ring, Fidget Spinner Anxiety Relieve Ring with Charging Case for Men, Health Sleep Monitor, 5ATM Waterproof
US $ 23.77
US $ 103.09
-76%
(4.5)
JHD For 2025 New JJRC R35 RC Robot Intelligent Programming Induction Interactive Remote Control Robot Electric Robot Model
US $ 36.32
(5.0)
HOT
APP00278 340mAh Watches Batteries for Montblanc SUMMIT S2T18+Free Tools
US $ 17.20
US $ 34.39
-50%
(5.0)
HOT
2Pcs Elegant Tpu Watch Protective Case Antidrop Scratchresistant Decorative Accessory for Active 2 Watch Screen Protector
US $ 4.84
US $ 10.75
-55%
(5.0)
R04 Smart Ring Health ring finger fitness tracker Heart rate blood oxygen QRing App 5ATM waterproof Health Manager Sleep Monitor
US $ 13.09
US $ 22.19
-41%
(3.0)
HOT
Silicone Protective Watch Cover Compatible for Polar M400 M430 Durable Scratch Proof Lightweight Watch Case Cover
US $ 0.81
US $ 2.03
-60%
(5.0)
Smart Curtain Motor with Remote Control And Gateway 3in1 Track 15kg Load Bearing Suitable for Bedroom Living Room Hotel
US $ 54.68
US $ 118.87
-54%
(5.0)
HOT
Tuya WiFi Weather Station | Desktop Clock, Forecast, Smart Wireless Thermometer and Humidity Meter with Remote Sensor and Alarm
US $ 40.82
US $ 51.02
-20%
(5.0)
HOT
New PL332728V PL322728H Battery for Huami Amazfit Stratos 3 A1929 A1928 Stratos 2 A1609 A1619 Smart Watch Battery
US $ 17.63
US $ 35.25
-50%
(5.0)
HOT
Elegant Smart Ring for Women,Stainless Steel, Health Monitor, Multiple Sports Modes,Cloisonné Enamel Craft, 5ATM Waterproof Ring
US $ 51.10
US $ 104.28
-51%
(5.0)
HOT
2-in-1 Protective Case + Screen Protector Glass for Amazfit T Rex 3 TRex3 Smart Watch Bumper Protection Cover & Tempered Gl R0R7
US $ 0.22
US $ 0.35
-37%
(3.0)
HOT
Titanium Alloy R05 Smart Ring for Men Women Heart Rate Blood Oxygen Sleep Fitness Tracker Ring for Xiaomi Samsung iOS Android
US $ 46.19
US $ 184.76
-75%
(5.0)
HOT
HB532729ECW 455mAh Smart Watches Batteries for Huawei Watch GT2 GT 2 46MM LTN-B19 + Free Tools
US $ 25.36
US $ 50.73
-50%
(5.0)
HOT
78mAh 3.87V 391220 Watches Batteries for Fitbit Inspire 3+Free Tools
US $ 20.20
US $ 40.41
-50%
(5.0)
HOT
Stainless Steel Smartwatch Watch Bezel Ring Insert for Watch5 Pro Lightweight Metal Bezel Circle Scratch Proof
US $ 1.93
US $ 5.68
-66%
(5.0)
5-Antenna WiFi Camera - Full Color HD 360° Home Security Surveillance Webcam Baby Monitor (PIX-LINK GT5)
US $ 19.18
US $ 40.81
-53%
(5.0)
New Diamond Fashion Various Colors Available Women Smart Ring With Box Waterproof Lady ring Heart Rate Health Monitor Sport Ring
US $ 24.10
US $ 54.49
-55%
(5.0)
HOT
1pc Metal Finish Protective Case For Solar Ls05 Watch Cover Lightweight Durable Unisex Smart Watch Protector Frame
US $ 3.48
US $ 7.74
-55%
(5.0)
2025 Smart Ring Men Women LED Dynamic Display Screen Heart Rate Blood Oxygen Monitoring 5ATM Waterproof Multi Sports Modes Gifts
US $ 20.87
US $ 45.21
-53%
(5.0)
New SR08 Smart Ring LED Display Screen Heart Rate Sleeping Sports Modes Health Monitoring Men Women Stainless steel Sports Ring
US $ 19.71
US $ 41.07
-52%
(4.7)
2025 New NFC Smart Ring For Xiaomi Smart Ring 5ATM Waterproof Men Women 24H Health Monitor Gesture Control Multi-sport Function
US $ 20.06
US $ 29.94
-33%
(3.7)
For Xiaomi-New Smart Ring for Men and Women, Heart Rate, Blood Oxygen, Sleep Health Monitor, Sport Fitness Tracker, Smartwatch
US $ 6.61
US $ 6.77
-2%
(4.7)
R05 Smart Ring with Charging Case NFC Function Touch Gesture Control Heart Rate Sleep Monitor Sports Fitness Tracker Finger Ring
US $ 29.43
US $ 65.40
-55%
(5.0)
HOT
R09 Smart Ring Men Women with Charging Case,Heart Rate Blood Oxygen,Skin Temperature Monitor,5ATM Waterproof For Android iOS
US $ 21.15
US $ 42.30
-50%
(5.0)
EIGIIS Color Screen display Fashion Smart Ring With Smart Touch Health blood pressure Tracker 5ATM Waterproof For Men Women R12
US $ 24.22
US $ 27.63
-12%
(5.0)
R8 Nano Ceramic Stainless Steel Smart Ring Fitness Health Tracker IP68 Waterproof Sport Finger Ring Heart Rate Blood Oxygen
US $ 38.23
US $ 54.61
-30%
(5.0)
HOT
ENMESI V50 AR Glasses | 210” AR Display | 75g Lightweight,3000nits Ultra Bright | 0-6D Myopic Adjustment | ANC Audio Experienc
US $ 248.74
US $ 292.63
-15%
(5.0)
The newly upgraded smart ring features a digital display. It offers step counting, sleep monitoring, and multiple sports modes.
US $ 17.78
US $ 53.86
-67%
(5.0)
HOT
For LG G Watch R W110/W150 Watch Urbane Generation Watch Battery BL-S3 High Quality Low Price Original with Tools
US $ 15.14
US $ 36.06
-58%
(5.0)
Smart Ring Men Women 5ATM Waterproof Temperature Health Monitor Heart Rate Blood Oxygen Monitor Sport Tracker Smartring 2025 New
US $ 17.52
US $ 48.67
-64%
(5.0)
2024 COLMI R09 Smart Ring For Men Women, Heart Rate Blood Oxygen Monitoring, 5ATM & IP68 Waterproof For Android iOS
US $ 28.48
US $ 74.95
-62%
(4.4)
R10 Monitoring Smart Ring Qring Heart Rate Monitoring More Precise Stainless Steel Wireless Charger Products 2025 New Couples
US $ 32.33
US $ 64.65
-50%
(4.0)
HOT
Bezel Ring 46Mm For S3 Frontier Protective Protection Cover Case Replacement Bezel Ring 46Mm Gear Cover Accessory
US $ 1.80
US $ 3.68
-51%
(5.0)
HOT
100% New High Quality 3.87V 486mAh Replacement Watch Battery BW54 for Xiaomi MIUI SmartWatch S2 46mm
US $ 17.63
US $ 35.25
-50%
(5.0)
R04 Smart Ring Men Women With Charging Case,Heart Rate and Blood Oxygen Monitor,5ATM Waterproof,Multi-sport Mode For Android IOS
US $ 19.76
US $ 42.04
-53%
(4.8)
Multi-Function Webbing/Cloth Strip Winder - Small Automatic Industrial Machine for Elastic Webbing/Flat Webbing (Foot-Operated Speed-Adjustable)
US $ 753.15
US $ 836.83
-10%
(5.0)
HOT
EB-BR760ABE 380mAh Smart Watches Batteries for Samsung Gear S3 Frontier SM-R760 SM-R765 SM-R770 + Free Tools
US $ 18.06
US $ 36.11
-50%
(5.0)
HOT
EB-BR170ABU Battery 3.85V 270mAh for Samsung Watch Galaxy R170 Brand-New High Quality
US $ 20.64
US $ 41.27
-50%
(5.0)
For Samsung Galaxy Smart Ring Men Blood Oxygen Sleep Monitoring GPS Motion Track IP68&5ATM Waterproof Smartring For Android IOS
US $ 24.12
US $ 75.38
-68%
(3.3)
HOT
For Honor Magic Watch 2 46mm MNS-B19 Rear Cover Assembly Components Heart Rate Cable Vibration Assembly Repair Parts
US $ 21.46
US $ 32.02
-33%
(5.0)
HOT
Small Portable Speed-Adjustable Webbing Winder - Foot-Operated Electric Machine for Elastic/Fabric Lace/Woven Belt (Mobile Rewinding)
US $ 127.78
US $ 141.98
-10%
(5.0)
HOT
LQ S1 LQS1 3.7V 380mAh Smart Watch Battery for DZ09 AB-S1 DJ-09 YX-W9 SCX-M9 W8 Replacement Batteries
US $ 5.71
US $ 10.58
-46%
(5.0)
Smart Rings Steps Heart Rate Blood Oxygen Saturation Sleep Distance Calories IP68 Smart Ring Waterproof Multi-sport Mode Tracker
US $ 11.42
US $ 34.61
-67%
(4.0)