Amazon - Smart Rings
Found 392 items
- Specifications
- Brand: Ultrahuman
- Model: RA-RT-Size14-US
- Package Dimensions: 8.58 x 6.81 x 3.27 inches
- Item Weight: 3.22 Grams
- Batteries: 1 Lithium Polymer batteries required. (included)
- Memory Storage Capacity: 0.5 MB
- Country of Origin: India
- Date First Available: July 11, 2024
- Specifications
- Brand: RingConn
- Model: Gen 2
- Battery Life: 10-12 days
- Water Resistance: Up to 100m
- Compatibility: Android & iOS
- Features: Sleep Apnea Monitoring, Stress Tracker, Heart Rate Monitor, Women's Health Tracker, OTA Updates
- Included Accessories: Charging Case, USB-C to USB-C cable, User manual
- Specifications
- Brand: aabo
- Model: ABRING6RG
- product_dimensions: 2.72 x 4.17 x 4.17 inches
- item_weight: 8.1 ounces
- batteries: 1 Lithium Ion batteries required.
- date_first_available: March 13, 2024
- Specifications
- Brand: RingConn
- Model: RCA-01
- Product Dimensions: 11.3 x 4.3 x 4.7 inches
- Item Weight: 12.7 ounces
- Batteries: 1 CR5 batteries required. (included)
- Memory Storage Capacity: 2 MB
- Country of Origin: China
- Date First Available: December 11, 2024
- Specifications
- Brand: JKLY
- Model: JKLYBJ9LHL
- product_dimensions: 0.98 x 0.98 x 0.11 inches
- item_weight: 4.9 Grams
- batteries: 1 Lithium Ion batteries required. (included)
- date_first_available: September 18, 2024
- manufacturer: JKLY
- country_of_origin: China
- memory_storage_capacity: 16 MB
- waterproof_rating: IP68
- sensors: Green LED (optical heart rate sensor), red LED (pulse oximeter), PPG sensor, body temperature sensor, photodiode and 3D accelerometer
- battery_life: 7 days
- charging_time: 30-90 minutes
- Specifications
- Brand: Oura
- Model: JZ90-1002-08
- Product Dimensions: 0.91 x 0.91 x 0.28 inches
- Item Weight: 7.7 ounces
- Batteries: 1 Lithium Ion batteries required. (included)
- Other Display Features: Wireless
- What's in the Box: Oura Ring, Charger, USB Cable, Information Booklet, Quick Start Guide
- Department: unisex-adult
- Manufacturer: Oura
- Country of Origin: Estonia
- Date First Available: January 19, 2024
- Specifications
- Brand: BetterLife Horizons Pvt. Ltd.
- Model: Ring Sizing Kit
- package_dimensions: 6.89 x 3.43 x 1.34 inches; 0.1 ounces
- department: Men, Women
- batteries: Nonstandard Battery batteries required.
- date_first_available: November 21, 2024
- manufacturer: BetterLife Horizons Pvt. Ltd., 18th Floor, Bldg. No. 5A, Dlf Cyber City, Gurgaon (HR), India, 122002
- Specifications
- Brand: Oura
- Model: JZ90-1003-09
- Product Dimensions: 0.94 x 0.94 x 0.28 inches
- Item Weight: 7.8 ounces
- Batteries: 1 Lithium Ion batteries required. (included)
- Other Display Features: Wireless
- What's in the Box: Oura Ring, Charger, USB Cable, Information Booklet, Quick Start Guide
- Department: unisex-adult
- Manufacturer: Oura
- Country of Origin: Estonia
- Date First Available: January 19, 2024
- Specifications
- Brand: femometer
- Model: Gen2
- Package Dimensions: 3.2 x 3.2 x 2.4 inches
- Item Weight: 0.131 ounces
- Batteries: 2 C batteries required. (included)
- OS: Wear OS 3.0
- Connectivity Technologies: Bluetooth
- GPS: No GPS
- Special Features: Cycle Tracking, Activity Tracker
- Other Display Features: Wireless
- Human Interface Input: Buttons
- What's in the Box: Femometer Smart Ring, Charger Case, USB Cable, Quick Start Guide, Manual
- Manufacturer: LOLLIPOP TECHNOLOGY (HANGZHOU) CO., LTD
- Country of Origin: China
- Date First Available: September 27, 2024
- Weight: 3.7 Grams
- Standing Screen Display Size: 1 Inches
- Specifications
- Brand: RingConn
- Model: RCA-02
- Product Dimensions: 11.3 x 4.3 x 4.7 inches
- Item Weight: 7 ounces
- Batteries: 1 Lithium Polymer batteries required. (included)
- Memory Storage Capacity: 2 MB
- Country of Origin: China
- Date First Available: February 8, 2025
- Specifications
- Brand: RingConn
- Model: RCA-02
- Product Dimensions: 11.3 x 4.3 x 4.7 inches
- Item Weight: 7 ounces
- Batteries: 1 Lithium Polymer batteries required. (included)
- Memory Storage Capacity: 2 MB
- Country of Origin: China
- Specifications
- Brand: Oura
- Model: JZ90-1003-08
- Product Dimensions: 0.91 x 0.91 x 0.28 inches
- Item Weight: 8 ounces
- Batteries: 1 Lithium Ion batteries required. (included)
- Customer Reviews: 3260 ratings, 4.3 stars
- Other Display Features: Wireless
- What's in the Box: Oura Ring, Charger, USB Cable, Information Booklet, Quick Start Guide
- Department: unisex-adult
- Manufacturer: Oura
- Country of Origin: Estonia
- Date First Available: January 19, 2024
- Specifications
- Brand: RingConn
- Model: BOR-01
- Product Dimensions: 4.7 x 4.7 x 4.3 inches
- Item Weight: 13.4 ounces
- Batteries: 1 Lithium Polymer batteries required. (included)
- Water Resistance: Up to 100m/328ft
- Compatibility: iOS & Android
- Specifications
- Brand: Bok Healthcare
- Model: BOK-K2
- package_dimensions: 13.03 x 9.25 x 5.39 inches
- item_weight: 0.085 ounces
- batteries: 1 Lithium Polymer batteries required.
- os: Wear OS 1.0
- connectivity_technologies: Bluetooth
- gps: No GPS
- special_features: Activity Tracker
- other_display_features: Wireless
- whats_in_the_box: Charging Case, K2 AI Ring, Charging Cable
- manufacturer: Bok Healthcare
- country_of_origin: China
- date_first_available: October 29, 2024
- weight: 2.4 Grams
- memory_storage_capacity: 0.5 MB
- Specifications
- Brand: Hwagol
- Package Dimensions: 3.58 x 3.43 x 1.85 inches
- Item Weight: 3.2 ounces
- Batteries: 1 AAA batteries required. (included)
- Date First Available: March 21, 2025
- Manufacturer: Hwagol
- Country of Origin: China
- Standing Screen Display Size: 10.0
- Memory Storage Capacity: 1 GB
- Specifications
- Brand: DIIKEN
- Model: Smart Ring Fitness Tracker
- Product Dimensions: 0.39 x 0.79 x 0.39 inches
- Item Weight: 3.2 ounces
- Waterproof: 5ATM (up to 350 feet)
- Battery Life: 7-14 days on a 30-minute charge
- Compatibility: iOS, Android
- Specifications
- Brand: Kuxlagz
- Package Dimensions: 3.35 x 3.27 x 1.73 inches
- Item Weight: 0.5 Ounces
- Batteries: 1 AA batteries required. (included)
- Customer Reviews: 5 stars, 35 ratings
- Date First Available: March 6, 2025
- Manufacturer: Kuxlagz
- Country of Origin: China
- Standing Screen Display Size: 0.1 Inches
- Memory Storage Capacity: 8 MB
- Specifications
- Brand: Hugrow
- Model: R08
- package_dimensions: 4.06 x 3.15 x 1.22 inches
- item_weight: 3.52 ounces
- batteries: 1 CR5 batteries required. (included)
- date_first_available: March 26, 2025
- country_of_origin: China
- Specifications
- Brand: Oulencu
- Model: Smart Ring Health Tracker
- item_weight: 0.1 Ounces
- warranty_description: 1 year manufacturer
- material: Resin, Metal
- number_of_items: 20
- manufacturer: OULENCU
- included_components: OULENCU Smart ring, Chargingh Cable, Quick Guide Leaflet
- date_first_available: March 10, 2025
- Specifications
- Brand: Duobuy
- Package Dimensions: 3.03 x 2.91 x 1.85 inches
- Item Weight: 4.2 ounces
- Batteries: 1 A batteries required. (included)
- Customer Reviews: Ratings Count: 34, Stars: 4.4
- Date First Available: February 18, 2025
- Manufacturer: Duobuy
- Country of Origin: China
- RAM Memory Installed Size: 128 MB
- Specifications
- Brand: Duobuy
- package_dimensions: 3.07 x 2.91 x 1.85 inches
- item_weight: 3.84 ounces
- batteries: 1 A batteries required. (included)
- customer_reviews: ratings_count: 7, stars: 4.6
- date_first_available: December 4, 2024
- manufacturer: Duobuy
- Specifications
- Brand: Mirlray
- Package Dimensions: 2.95 x 2.95 x 1.2 inches
- Item Weight: 3.2 ounces
- Batteries: 1 A batteries required. (included)
- Date First Available: March 3, 2025
- Country of Origin: China
- Specifications
- Brand: Sqrutri
- Model: 1e6eb037-17d6-45d7-a301-91a390907032
- package_dimensions: 3.15 x 3.15 x 1.06 inches
- item_weight: 3.68 ounces
- batteries: 1 AA batteries required.
- date_first_available: December 4, 2024
- country_of_origin: China
- standing_screen_display_size: 15 Millimeters
- memory_storage_capacity: 0.22 MB
- ram_memory_installed_size: 96 KB
- Specifications
- Brand: Sqrutri
- Model: 57b292af-cabb-47cf-a54a-4b62b8b71fcb
- package_dimensions: 3 x 3 x 1 inches
- item_weight: 3.2 ounces
- batteries: 1 AA batteries required.
- date_first_available: December 11, 2024
- country_of_origin: China
- standing_screen_display_size: 15 Millimeters
- memory_storage_capacity: 0.22 MB
- ram_memory_installed_size: 96 KB
- Specifications
- Brand: VNEXFU
- item_package_dimensions_l_x_w_x_h: 3.27 x 3.23 x 1.14 inches
- package_weight: 0.08 Kilograms
- color: Black
- size: #7
- customer_reviews: ratings_count: 11, stars: 4.6
- date_first_available: February 11, 2025
- Specifications
- Brand: SRZNJZ
- Package Dimensions: 3.35 x 3.27 x 1.18 inches
- Item Weight: 2.82 ounces
- Date First Available: March 14, 2025
- Manufacturer: SRZNJZ
- Country of Origin: China
- Specifications
- Brand: Mefoma
- Package Dimensions: 3.07 x 2.95 x 1.81 inches
- Item Weight: 3.52 ounces
- Batteries: 1 CR5 batteries required. (included)
- OS: Android 5.0 and above / iOS 10.0 or later
- GPS: No GPS
- Special Features: Gesture Control, Lightweight, Activity Tracker
- Other Display Features: Wireless
- Manufacturer: Mefoma
- Country of Origin: China
- Date First Available: February 9, 2025
- Specifications
- Brand: Generic
- Model: Milavan Smart Ring
- Package Dimensions: 2.99 x 2.95 x 1.73 inches
- Item Weight: 3.85 Ounces
- Batteries: 1 9V batteries required. (included)
- Memory Storage Capacity: 64 MB
- Country of Origin: China
- Specifications
- Brand: Evelame
- Model: R11
- Package Dimensions: 3 x 3 x 1.8 inches
- Item Weight: 3.2 ounces
- Batteries: 1 CR5 batteries required. (included)
- Customer Reviews: 4.3 stars from 32 ratings
- Date First Available: December 18, 2024
- Country of Origin: China
- Specifications
- Model: 2025
- Display: LED display screen
- Features: Heart rate monitoring, Blood oxygen monitoring, Sleep tracking, Step counting, Multiple sports modes
- Waterproof: IP68
- Weight: 3.5g
- Compatibility: Bluetooth connection
- Specifications
- Brand: Mefoma
- Package Dimensions: 3.4 x 3.4 x 1.3 inches
- Item Weight: 3.2 ounces
- Batteries: 1 CR5 batteries required. (included)
- Customer Reviews: 3.3 stars from 3 ratings
- Date First Available: January 16, 2025
- Manufacturer: Mefoma
- Country of Origin: China
- Standing Screen Display Size: 0.5 Centimeters
- Specifications
- Brand: Mefoma
- Model: 2025
- Package Dimensions: 2.99 x 2.99 x 1.81 inches
- Item Weight: 3.52 ounces
- Batteries: 1 CR5 batteries required. (included)
- OS: Android 5.0 and above / iOS 10.0 or later
- GPS: No GPS
- Special Features: Gesture Control, Lightweight, Activity Tracker
- Other Display Features: Wireless
- Manufacturer: Mefoma
- Country of Origin: China
- Date First Available: January 27, 2025
- Specifications
- Brand: Mefoma
- Model: 717097751080
- Package Dimensions: 3.2 x 3.2 x 1.2 inches
- Item Weight: 3.2 ounces
- Batteries: 1 CR5 batteries required. (included)
- Customer Reviews: 3.7 stars (29 ratings)
- Date First Available: January 16, 2025
- Manufacturer: Mefoma
- Country of Origin: China
- Standing Screen Display Size: 0.5 Centimeters
- Specifications
- Brand: Gwenland
- Model: SR08
- Package Dimensions: 7.48 x 2.95 x 1.18 inches
- Item Weight: 5.3 ounces
- Batteries: 1 AAA batteries required. (included)
- Standing Screen Display Size: 0.2 Inches
- Country of Origin: China
- Date First Available: December 31, 2024
- Specifications
- Brand: Shenzhen Xinzhiyan Technology Co., Ltd.
- Model: R1000
- package_dimensions: 3.5 x 3.5 x 1.5 inches
- item_weight: 4 ounces
- memory_storage_capacity: 0.5 GB
- waterproof: IP68
- battery_life: 3-5 days usage, 5-7 days standby
- Specifications
- Brand: Aplaus
- Model: s10
- Sports Modes: Walking, Running, Skipping, Hiking, Cycling
- Tracking Features: Steps, Calories Burned, Distance, Heart Rate, Sleep Quality, Blood Oxygen, Blood Pressure
- Battery: Automatic Power On/Off, Low Power Alerts
- Connectivity: Bluetooth
- Compatibility: Android, iOS
- Warranty: 3 Months Technical Support, Refund if Broken
- Specifications
- Brand: XiaYchaug
- Model: 4211c228-5573-4bbc-a6b6-ebf757676a87
- package_dimensions: 3.31 x 3.19 x 1.14 inches
- item_weight: 3.52 ounces
- batteries: 1 AAA batteries required. (included)
- standing_screen_display_size: 0.8 Centimeters
- country_of_origin: China
- Specifications
- Brand: Hugrow
- Model: KR2
- package_dimensions: 3.94 x 3.54 x 1.77 inches
- item_weight: 4.2 ounces
- batteries: 1 CR5 batteries required. (included)
- date_first_available: March 10, 2025
- country_of_origin: China
- Specifications
- Brand: Mirlray
- package_dimensions: 2.95 x 2.95 x 1.18 inches
- item_weight: 2.24 ounces
- batteries: 1 A batteries required. (included)
- date_first_available: March 3, 2025
- country_of_origin: China
- Specifications
- Brand: Ysyess
- Package Dimensions: 3.2 x 3.2 x 1 inches
- Item Weight: 2.39 ounces
- Batteries: 1 Nonstandard Battery batteries required. (included)
- Customer Reviews: 5 stars, 5 ratings count
- Date First Available: March 11, 2025
- Manufacturer: Ysyess
- Country of Origin: China
- Specifications
- Brand: OUFANTE
- Model: H13
- Product Dimensions: 3.9 x 3.9 x 1.2 inches
- Item Weight: 2.39 ounces
- Batteries: 1 9V batteries required.
- Date First Available: December 20, 2024
- Country of Origin: China
- Standing Screen Display Size: 1 Inches
- Memory Storage Capacity: 1 GB
- Specifications
- Brand: GYSOA
- Package Dimensions: 4.02 x 3.7 x 1.34 inches
- Package Weight: 0.11 Kilograms
- Warranty: 1 Year Manufacturer
- Included Components: Charging Cable
- Size: 7#(17.3mm)
- Customer Reviews: 4.5 stars from 34 ratings
- Date First Available: March 10, 2025
- Specifications
- Brand: Mirlray
- package_dimensions: 2.95 x 2.95 x 1.18 inches
- item_weight: 2.24 ounces
- batteries: 1 A batteries required. (included)
- date_first_available: March 3, 2025
- country_of_origin: China
- Specifications
- Brand: HitTopss
- Model: 07111c1a-01d9-4f7e-84df-d9c261760033
- package_dimensions: 2.99 x 2.95 x 1.73 inches
- item_weight: 2.89 ounces
- batteries: 1 A batteries required. (included)
- country_of_origin: China
- Specifications
- Brand: Amwentu
- Model: BJ02
- Package Dimensions: 3.15 x 3.11 x 1.02 inches
- Item Weight: 2.39 ounces
- Batteries: 1 CR5 batteries required.
- Customer Reviews: 4.2 stars, 73 ratings
- Date First Available: January 4, 2025
- Manufacturer: Amwentu
- Country of Origin: China
- Standing Screen Display Size: 1 Inches
- Memory Storage Capacity: 120 MB
- Specifications
- Brand: Jawploy
- Model: PX02
- Package Dimensions: 3.54 x 3.23 x 1.14 inches
- Item Weight: 3.17 ounces
- Batteries: 1 CR5 batteries required.
- Customer Reviews: 4.7 stars from 67 ratings
- Date First Available: January 8, 2025
- RAM Memory Installed Size: 96 KB
- Waterproof: 5ATM
- Material Process: Titanium alloy tenpouring glue technology
- Weight: 4.5g
- Operating Temperature Range: 0-50℃
- Charging Time: Two hours for case, 30min for ring
- Standby Time: 10-15 days(30+days when used in conjunction with charging case)
- Normal Using Time: 7-9 days
- Specifications
- Brand: GYSOA
- Model: R11M
- Package Dimensions: 3.94 x 3.62 x 1.34 inches
- Item Weight: 3.52 ounces
- Batteries: 1 9V batteries required. (included)
- Country of Origin: China
- Date First Available: March 10, 2025
- Specifications
- Brand: YULUCKGO
- Model: SRC10
- Package Dimensions: 3.9 x 3.7 x 1.34 inches
- Item Weight: 3.84 ounces
- Batteries: 1 Lithium Polymer batteries required. (included)
- Customer Reviews: 3.7 stars from 87 ratings
- Date First Available: December 31, 2024
- Specifications
- Brand: Weyrinice
- Model: SL
- Package Dimensions: 3.9 x 3.27 x 1.69 inches
- Item Weight: 2.65 Ounces
- Batteries: 1 Lithium Ion batteries required. (included)
- Country of Origin: China
- Specifications
- Brand: UniJethro
- Model: SR11M
- Material: Stainless Steel
- Color: Silver
- Compatible Devices: Smartphones
- Product Dimensions: 2"L x 0.31"W x 2"H
- Sensor Type: Optical, Accelerometer
- Battery Description: Lithium-Ion (Non-replaceable)
- Item Weight: 4.5 ounces
- Batteries: 1 Lithium Polymer batteries required. (included)
- OS: IOS & Android
- Connectivity Technologies: Bluetooth
- Special Features: Activity Tracker, Remote Photography, Family Care, Blood Pressure Monitor, Fitness and Activity Tracker, Blood Oxygen Monitor, Emotional Stress Monitor, Heart Rate Monitor, Sleep Tracker
- Other Display Features: Wireless
- What's in the Box: Charging Case, Ring Protector, Ring protector, Charging cable, Instruction manual
- Date First Available: October 26, 2024
- Specifications
- Brand: UniJethro
- Model: SR11M
- product_dimensions: 2 x 0.31 x 2 inches
- item_weight: 4.5 ounces
- batteries: 1 Lithium Polymer batteries required. (included)
- os: IOS, Android
- connectivity_technologies: Bluetooth
- gps: No GPS
- special_features: Remote Photography, Family Care, Blood Pressure Monitor, Fitness and Activity Tracker, Blood Oxygen Monitor, Emotional Stress Monitor, Heart Rate Monitor, Sleep Tracker
- other_display_features: Wireless
- human_interface_input: Buttons
- whats_in_the_box: Smart Ring, Charging Case, Ring Protector
- manufacturer: UniJethro
- country_of_origin: China
- date_first_available: November 1, 2024
- memory_storage_capacity: 4 MB
- Specifications
- Brand: Enso Rings
- Model: Disney Pixar Collection
- Package Dimensions: 2.72 x 2.2 x 0.94 inches; 0.32 ounces
- Department: Unisex Adult
- Date First Available: March 25, 2022
- Manufacturer: Enso Rings
- Customer Reviews: 146 ratings, 4.4 stars
- Specifications
- Brand: HitTopss
- Package Dimensions: 3.54 x 3.46 x 1.85 inches
- Item Weight: 3.2 ounces
- Batteries: 1 Lithium Polymer batteries required. (included)
- Customer Reviews: 74 ratings, 4 stars
- Date First Available: February 22, 2025
- Manufacturer: HitTopss
- Country of Origin: China
- Specifications
- Brand: HitTopss
- Compatibility: Android 5.1 and above, iOS 8.0 and above
- Waterproof Rating: IP68
- Material: Epoxy resin, Stainless steel
- Battery Life: 3-5 days of use, 7-10 days of standby time
- Specifications
- Brand: hecere
- Model: T5577
- product_dimensions: 2.76 x 2.36 x 3.15 inches
- item_weight: 0.634 ounces
- wireless_communication_technologies: NFC
- connectivity_technologies: NFC
- gps: No GPS
- special_features: RFID Rewriteable
- other_display_features: Wireless
- whats_in_the_box: rfid ring
- country_of_origin: China
- date_first_available: January 8, 2021
- standing_screen_display_size: 20 Millimeters
- Specifications
- Brand: EAGLE TECHS
- Model: R11M
- package_dimensions: 3.5 x 3.1 x 1.4 inches
- item_weight: 98 Grams
- batteries: 2 Nonstandard Battery batteries required. (included)
- date_first_available: March 9, 2025
- country_of_origin: China
- memory_storage_capacity: 4 MB
- Specifications
- Brand: JHYLJSH
- Model: 2024
- Package Dimensions: 2.99 x 2.91 x 1.73 inches
- Item Weight: 2.39 ounces
- Batteries: 1 AAA batteries required. (included)
- Customer Reviews: 4.2 out of 5 stars, 16 ratings
- Date First Available: August 27, 2024
- Country of Origin: China
- Compatibility: Android 5.1 or above, iOS 8.0 or above
- Charging Mode: Magnetic Charging Cable
- Battery Life: 5-7 days of use, 15 days of standby
- Specifications
- Brand: Yuehetian
- Model: R16
- Package Dimensions: 3.54 x 3.5 x 1.85 inches
- Item Weight: 4.6 ounces
- Batteries: Nonstandard Battery batteries required.
- Customer Reviews: 4.1 stars (71 ratings)
- Date First Available: January 21, 2025
- Country of Origin: China
- Specifications
- Brand: Gwenland
- package_dimensions: 5.79 x 2.99 x 1.06 inches
- item_weight: 2.08 ounces
- batteries: 1 P76 batteries required. (included)
- customer_reviews: ratings_count: 211, stars: 4.3
- date_first_available: December 31, 2024
- manufacturer: Gwenland
- country_of_origin: China
- standing_screen_display_size: 0.2 Inches