Amazon - Smart Rings
Found 548 items
- Specifications
- Brand: Oura
- Model: JZ90-54216-08
- Product Dimensions: 0.87 x 0.87 x 0.28 inches
- Item Weight: 6.4 ounces
- Batteries: 1 Lithium Polymer batteries required. (included)
- Connectivity Technologies: Bluetooth
- Special Features: Heart Rate Monitor, Activity Tracker
- Other Display Features: Wireless
- Human Interface Input: Buttons
- Whats in the Box: Oura Ring 4, Oura Ring 4 Charger, USB Cable, Information Booklet, Quick Start Guide
- Manufacturer: Oura
- Country of Origin: Estonia
- Date First Available: October 3, 2024
- Specifications
- Brand: Samsung
- Model: SM-Q500NZKAXAR
- product_dimensions: 2.07 x 0.98 x 0.78 inches
- item_weight: 0.1 ounces
- os: Android
- connectivity_technologies: Bluetooth
- special_features: Heart Rate Monitor, Sleep Monitor
- human_interface_input: Touchscreen
- whats_in_the_box: Galaxy Ring, Charging Case, Charging Cable
- country_of_origin: Vietnam
- water_resistance: 10ATM, IP68
- Specifications
- Brand: Samsung
- Model: SM-Q502NZDAXAR
- product_dimensions: 2.07 x 1.05 x 0.84 inches
- item_weight: 0.11 ounces
- os: Android
- connectivity_technologies: Bluetooth
- special_features: Sleep Monitor
- human_interface_input: Buttons
- whats_in_the_box: Galaxy Ring, Charging Case, Charging Cable
- country_of_origin: Vietnam
- date_first_available: July 10, 2024
- Specifications
- Brand: Ultrahuman
- Model: RA-RT-Size14-US
- Package Dimensions: 8.54 x 6.57 x 3.27 inches
- Item Weight: 2.86 Grams
- Batteries: 1 Lithium Polymer batteries required. (included)
- Customer Reviews: 1236 ratings, 4.1 stars
- Date First Available: July 11, 2024
- Manufacturer: Ultrahuman Healthcare Pvt Ltd
- Country of Origin: India
- Memory Storage Capacity: 0.5 MB
- Specifications
- Brand: RingConn
- Model: RCA-02
- 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 31, 2024
- Specifications
- Brand: Guangdong Jiu Zhi Technology Co., Ltd.
- Model: RCA-01
- product_dimensions: 11.3 x 4.3 x 4.7 inches
- item_weight: 12.3 ounces
- batteries: 1 CR5 batteries required. (included)
- memory_storage_capacity: 2 MB
- country_of_origin: China
- Specifications
- Brand: Oura
- Model: JZ90-51384-09
- Product Dimensions: 0.94 x 0.94 x 0.31 inches
- Item Weight: 7.8 ounces
- Batteries: 1 Lithium Ion batteries required. (included)
- Customer Reviews: 4.3 stars from 3228 reviews
- 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: Amazfit
- Model: W2321TY2N
- product_dimensions: 1.01 x 1.01 x 0.31 inches
- item_weight: 4 Grams
- batteries: 1 Lithium Polymer batteries required. (included)
- standing_screen_display_size: 1.3 Inches
- country_of_origin: China
- 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
- waterproof_rating: IP68
- 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: Anarow
- Model: R10M
- package_dimensions: 3.58 x 3.54 x 1.46 inches
- item_weight: 3.5 Ounces
- batteries: 1 Lithium Polymer batteries required.
- memory_storage_capacity: 4 MB
- country_of_origin: China
- date_first_available: June 16, 2025
- Specifications
- Brand: SEEKZERO
- package_dimensions: 3.9 x 3.2 x 1.4 inches
- item_weight: 3.2 ounces
- batteries: 1 Lithium Ion batteries required. (included)
- customer_reviews: ratings_count: 42, stars: 4.8
- date_first_available: February 10, 2025
- manufacturer: SHENZHEN GREPOW BATTERY CO., LTD
- country_of_origin: China
- Specifications
- Brand: Cvrpaor
- Model: Sr2023
- package_dimensions: 3 x 2 x 1.5 inches
- item_weight: 0.5 Ounces
- batteries: 2 A batteries required.
- date_first_available: June 10, 2025
- language: English
- country_of_origin: China
- standing_screen_display_size: 0.5 Inches
- memory_storage_capacity: 64 GB
- ram_memory_installed_size: 0.5 GB
- Specifications
- Brand: Cvrpaor
- Model: Sr2023
- package_dimensions: 3 x 2 x 1.5 inches
- item_weight: 0.5 Ounces
- batteries: 2 A batteries required.
- date_first_available: June 10, 2025
- language: English
- country_of_origin: China
- standing_screen_display_size: 0.5 Inches
- memory_storage_capacity: 64 GB
- ram_memory_installed_size: 0.5 GB
- Specifications
- Brand: MUMUCREAM
- package_dimensions: 3.03 x 2.99 x 1.89 inches
- item_weight: 4.2 ounces
- batteries: 1 AA batteries required. (included)
- standing_screen_display_size: 1 Centimeters
- memory_storage_capacity: 10 MB
- country_of_origin: China
- Specifications
- Model: Touch Ring
- package_dimensions: 4 x 4 x 1.5 inches
- item_weight: 2 ounces
- date_first_available: February 10, 2025
- manufacturer: china
- country_of_origin: China
- standing_screen_display_size: 0.1 Picometer
- memory_storage_capacity: 0.1 MB
- waterproof: 10ATM
- Specifications
- Brand: Piano Potato
- Model: R16
- package_dimensions: 3.58 x 3.54 x 1.85 inches
- item_weight: 4.2 ounces
- country_of_origin: China
- date_first_available: April 1, 2025
- Specifications
- Brand: KNGAD
- package_dimensions: 3.62 x 3.54 x 1.26 inches
- item_weight: 3.2 ounces
- batteries: 1 A batteries required. (included)
- date_first_available: April 17, 2025
- country_of_origin: China
- Specifications
- Brand: KNGAD
- Compatibility: iOS 9.0 and higher, Android 5.0 and higher
- Battery Life: 3-5 days normal use, Extendable to 60 days with charging case
- Waterproof: IP68
- Charging Time: 2 hours
- 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)
- Customer Reviews: 4.3 stars (150 ratings)
- Date First Available: December 31, 2024
- Country of Origin: China
- Standing Screen Display Size: 0.2 Inches
- 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: June 3, 2025
- country_of_origin: China
- Specifications
- Brand: Aichiken
- package_dimensions: 3 x 3 x 1 inches
- item_weight: 2.39 ounces
- batteries: 1 Lithium Ion batteries required. (included)
- memory_storage_capacity: 4 MB
- country_of_origin: China
- Specifications
- Brand: Herz
- Model: P1
- Package Dimensions: 15.55 x 12.56 x 9.33 inches
- Item Weight: 0.127 ounces
- Batteries: 1 Nonstandard Battery batteries required. (included)
- Waterproof: 5ATM
- Charge Speed: Full Charge in 1.5 hours
- Specifications
- Brand: SSDTH
- Model: III
- package_dimensions: 3.15 x 3.15 x 1.18 inches
- item_weight: 3.04 ounces
- batteries: 1 12V batteries required. (included)
- date_first_available: May 8, 2025
- country_of_origin: China
- Specifications
- Brand: SSDTH
- Model: PulseMax III
- package_dimensions: 3.15 x 3.15 x 1.18 inches
- item_weight: 3.04 ounces
- batteries: 1 12V batteries required. (included)
- date_first_available: May 8, 2025
- country_of_origin: China
- Specifications
- Brand: SSDTH
- Model: III
- package_dimensions: 3.15 x 3.15 x 1.18 inches
- item_weight: 3.04 ounces
- batteries: 1 12V batteries required. (included)
- date_first_available: May 8, 2025
- country_of_origin: China
- Specifications
- Brand: Freeze2Trim
- Model: ours ring sizing kit
- package_dimensions: 7.56 x 2.95 x 1.85 inches
- item_weight: 0.19 Ounces
- batteries: 1 P76 batteries required. (included)
- date_first_available: November 11, 2024
- country_of_origin: China
- waterproof_rating: IP68
- 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)
- country_of_origin: China
- Specifications
- Brand: SSPATIOS
- Model: 786368975524
- package_dimensions: 3.31 x 3.23 x 1.18 inches
- item_weight: 2.89 ounces
- batteries: 1 AAA batteries required.
- os: Android Wear 1.3
- connectivity_technologies: Bluetooth
- gps: GPS Via Smartphone
- special_features: Activity Tracker
- whats_in_the_box: Smart Ring, Charging Box
- manufacturer: SSPATIOS
- country_of_origin: China
- date_first_available: February 22, 2025
- standing_screen_display_size: 0.2 Inches
- memory_storage_capacity: 20 MB
- Specifications
- Brand: Delcast
- package_dimensions: 3.58 x 3.54 x 1.93 inches
- item_weight: 4.6 ounces
- customer_reviews: 50 ratings, 4.4 stars
- date_first_available: March 26, 2025
- country_of_origin: China
- Specifications
- Brand: TIAZUUX
- Model: Smart Ring
- package_dimensions: 3.54 x 3.15 x 1.49 inches
- item_weight: 3.9 Grams
- batteries: 1 Nonstandard Battery batteries required. (included)
- memory_storage_capacity: 3 MB
- waterproof: IP68
- Specifications
- Brand: Hivisuals
- Model: sr08
- package_dimensions: 3.35 x 3.23 x 1.14 inches
- item_weight: 3.84 ounces
- batteries: 1 Nonstandard Battery batteries required. (included)
- standing_screen_display_size: 1 Centimeters
- memory_storage_capacity: 10 MB
- country_of_origin: China
- Specifications
- Brand: spywkn
- package_dimensions: 3 x 3 x 1.7 inches
- item_weight: 4.4 ounces
- batteries: 1 Nonstandard Battery batteries required.
- date_first_available: April 16, 2025
- manufacturer: spywkn
- country_of_origin: China
- Specifications
- Brand: Oucscru
- Waterproof Rating: IP68
- Battery Life: 5-7 days
- Charging Case Capacity: 300mAh
- Compatibility: iPhone, Android
- Sensors: Heart rate, Blood oxygen, Blood pressure, Sleep monitoring
- Specifications
- Brand: Shenzhen Yawell Intelligent Technology Co.,Ltd
- Model: R11
- package_dimensions: 4.13 x 3.15 x 1.18 inches
- item_weight: 3.88 ounces
- batteries: 1 AAA batteries required. (included)
- standing_screen_display_size: 0.2 Inches
- country_of_origin: China
- Specifications
- Brand: Dkeof
- Model: R11M
- package_dimensions: 7.68 x 3.86 x 1.34 inches
- item_weight: 3.84 ounces
- batteries: 1 9V batteries required. (included)
- customer_reviews: ratings_count: 148, stars: 4.4
- date_first_available: April 17, 2025
- country_of_origin: China
- Specifications
- Brand: Enso Rings
- Model: EL-SiliconeRing-CBT-5
- package_dimensions: 3 x 3 x 0.5 inches; 8 ounces
- department: Unisex Adult
- date_first_available: April 22, 2025
- manufacturer: Enso Rings
- 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: May 30, 2025
- country_of_origin: China
- Specifications
- Brand: Oucscru
- Model: 39555c77-f711-4c9e-9b63-274ff6ac182b
- package_dimensions: 3.5 x 3.5 x 2.7 inches
- item_weight: 0.8 Ounces
- memory_storage_capacity: 8 MB
- batteries: 1 Nonstandard Battery batteries required. (included)
- 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: May 30, 2025
- country_of_origin: China
- Specifications
- Model: LuckRing
- Material: Aluminum
- Weight: 2.5g
- Waterproof Rating: IP68
- Battery Life: 5-7 days
- Charging Time: 1 hour
- Compatibility: iOS, Android
- 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: June 6, 2025
- manufacturer: Mirlray
- country_of_origin: China
- Specifications
- Brand: Oucscru
- Model: b03c39e2-5960-408c-a836-e2109460154a
- package_dimensions: 3.5 x 3.5 x 2.7 inches
- item_weight: 0.8 Ounces
- batteries: 1 Nonstandard Battery batteries required. (included)
- memory_storage_capacity: 8 MB
- country_of_origin: China
- Specifications
- Brand: Piluyaa
- package_dimensions: 1.97 x 0.39 x 0.39 inches
- item_weight: 0.05 Kilograms
- batteries: 1 Lithium Polymer batteries required. (included)
- date_first_available: February 24, 2025
- country_of_origin: China
- Specifications
- Brand: Weylmd
- Model: VRing
- Package Dimensions: 3.9 x 3.9 x 1.38 inches
- Package Weight: 0.12 Kilograms
- Warranty: 1 Year Manufacture
- Included Components: Charging Cable
- Size: 10#(19.8mm)
- Memory Storage Capacity: 1 MB
- Date First Available: February 20, 2025
- Specifications
- Brand: Piluyaa
- package_dimensions: 1.97 x 0.39 x 0.39 inches
- item_weight: 0.05 Kilograms
- batteries: 1 Lithium Polymer batteries required. (included)
- date_first_available: February 24, 2025
- country_of_origin: China
- Specifications
- Brand: ailyfu
- Model: e6f9b6b3-469f-4ddd-bffa-74226aec2770
- package_dimensions: 3 x 3 x 2 inches
- item_weight: 3.52 ounces
- batteries: 1 12V batteries required. (included)
- standing_screen_display_size: 1 Inches
- memory_storage_capacity: 2 MB
- ram_memory_installed_size: 4 MB
- country_of_origin: China
- Specifications
- Brand: celestaura
- Model: R6
- product_dimensions: 0.87 x 0.87 x 0.14 inches
- item_weight: 4.2 ounces
- country_of_origin: China
- date_first_available: August 15, 2024
- is_discontinued_by_manufacturer: No
- Specifications
- Brand: Amwentu
- Model: BJ02
- Package Dimensions: 3.11 x 3.11 x 1.1 inches
- Item Weight: 2.39 ounces
- Batteries: 1 CR5 batteries required.
- Customer Reviews: 4.7 stars (27 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: UniJethro
- Functions: Health monitoring, Fitness tracking, Sleep analysis, Remote photography, Family care
- Battery Life: 5-7 days continuous use, 10-15 additional charges with case
- Waterproof: IP68 rating, Suitable for swimming and showering
- Connectivity: Bluetooth
- Included Accessories: Portable charging case, Ring protector (3), Charging cable, Instruction manual
- Specifications
- Brand: Jawploy
- Model: PX02
- package_dimensions: 3.31 x 3.19 x 1.22 inches
- item_weight: 3.2 ounces
- batteries: CR5 batteries required.
- memory_storage_capacity: 0.96 MB
- 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: Jawploy
- Model: PX02
- Waterproof: 5ATM
- Material: Titanium alloy tenpouring glue technology
- Weight: 4.5g
- Memory: 128kb ROM + 96 Kb RAM
- 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)
- Size(perimeter): # 8(56.9 mm), # 9(59.5 mm), # 10(62.1 mm), # 11(64.6 mm), # 12(67.2 mm)
- Normal using time: 7-9 days
- Specifications
- Brand: Telezim
- Model: Smart Ring
- package_dimensions: 4 x 3 x 1.5 inches
- item_weight: 0.5 Ounces
- batteries: 1 Nonstandard Battery batteries required. (included)
- date_first_available: March 5, 2025
- country_of_origin: China
- Specifications
- Brand: BUDAOLIU
- Model: BD-SM-R6
- package_dimensions: 3.54 x 3.54 x 1.95 inches
- item_weight: 2.7 Ounces
- batteries: 1 Nonstandard Battery batteries required.
- standing_screen_display_size: 0.32 Inches
- country_of_origin: China
- Specifications
- Brand: Jawploy
- Model: PX02
- Package Dimensions: 3.98 x 3.35 x 1.22 inches
- Item Weight: 3.17 ounces
- Batteries: 1 CR5 batteries required.
- Customer Reviews: 54 ratings, 4.9 stars
- Date First Available: January 8, 2025
- RAM Memory Installed Size: 96 KB
- Waterproof: 5ATM
- Material: 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 with charging case)
- Normal Using Time: 7-9 days
- Specifications
- Brand: YOUKUI
- package_dimensions: 1.97 x 1.97 x 0.79 inches
- item_weight: 1.76 ounces
- batteries: 1 12V batteries required. (included)
- standing_screen_display_size: 0.5 Centimeters
- memory_storage_capacity: 64 MB
- country_of_origin: China
- Specifications
- Brand: FFFITNES
- Model: R6
- package_dimensions: 3.58 x 3.58 x 1.93 inches
- item_weight: 4.6 ounces
- batteries: 1 AAA batteries required. (included)
- memory_storage_capacity: 64 MB
- ram_memory_installed_size: 64 MB
- country_of_origin: China
- Specifications
- Brand: Freeze2Trim
- Model: ours ring sizing kit
- package_dimensions: 2.09 x 2.01 x 1.06 inches
- item_weight: 0.19 Ounces
- batteries: 1 P76 batteries required. (included)
- date_first_available: November 12, 2024
- country_of_origin: China
- waterproof_rating: IP68
- Specifications
- Brand: SARUNN ER
- package_dimensions: 3.54 x 3.54 x 1.18 inches
- item_weight: 2.56 ounces
- batteries: 1 A batteries required. (included)
- standing_screen_display_size: 0.1 Inches
- date_first_available: May 19, 2025
- Specifications
- Brand: ZOOROO
- Model: oura ring cover
- package_dimensions: 6.57 x 3.98 x 0.39 inches
- item_weight: 0.634 ounces
- country_of_origin: China
- date_first_available: November 13, 2024