Amazon - Fitness & Activity Trackers
Found 282 items
Smart Rings
Guangdong Jiu Zhi Technology Co., Ltd. RCA-01 Sleep Apnea Monitoring with AI
$299.00
- 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: femometer
- Model: Smart Ring Gen2
- package_dimensions: 3.2 x 3.2 x 2.4 inches
- item_weight: 3.5 Grams
- batteries: 2 C batteries required. (included)
- customer_reviews: 69 ratings, 3.8 stars
- date_first_available: September 27, 2024
- manufacturer: LOLLIPOP TECHNOLOGY (HANGZHOU) CO., LTD
- country_of_origin: China
- standing_screen_display_size: 1 Inches
- Specifications
- Brand: femometer
- Model: Gen2
- Battery Life: Up to 7 days
- Water Resistance: 100m
- Weight: 3.3g
- Material: Premium ceramic exterior with aluminum core
- Compatibility: iOS, Android
- 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: EGQINR
- package_dimensions: 4.33 x 4.29 x 2.36 inches
- item_weight: 5.3 ounces
- customer_reviews: 5 stars, 5 ratings
- date_first_available: June 4, 2025
- country_of_origin: China
- standing_screen_display_size: 1.57 Inches
- 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: IMFRCHCS
- Model: B6
- Display Size: 1.47 Inches
- Water Resistance: IP68
- Memory Storage Capacity: 64 MB
- Batteries: 1 AAA batteries required. (included)
- Item Weight: 3.04 ounces
- Package Dimensions: 11.02 x 2.95 x 0.79 inches
- Country of Origin: China
- Specifications
- Brand: DREMAC
- Model: DM1-A
- Display Size: 1.43 Inches
- Memory Storage Capacity: 256 MB
- Battery Capacity: 530mAh
- Water Resistance: 5ATM
- Compatible Devices: Android 5.0 and above, iOS11 and above
- Package Dimensions: 6.7 x 4.4 x 1 inches
- Item Weight: 8 ounces
- 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
- Brand: Piano Potato
- Model: R16
- package_dimensions: 3.58 x 3.5 x 1.85 inches
- item_weight: 4.6 ounces
- country_of_origin: China
- date_first_available: April 1, 2025
- Specifications
- Brand: Piano Potato
- Model: R16
- package_dimensions: 2.9 x 2.9 x 1.2 inches
- item_weight: 3.52 ounces
- country_of_origin: China
- waterproof: Yes
- battery_life: Up to 7 days
- Specifications
- Brand: UouNeaCo
- Model: R11-Black-013
- package_dimensions: 4.05 x 3.11 x 1.22 inches
- item_weight: 3 Grams
- batteries: 1 Lithium Polymer batteries required. (included)
- date_first_available: April 16, 2025
- country_of_origin: China
- memory_storage_capacity: 3 MB
- 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
Wearable Accessories
Tiantianka d07f0fc9-aafc-4178-89a6-c04a8ac99e42 Heart rate monitoring
$69.98
$56.98
- Specifications
- Brand: Tiantianka
- Model: d07f0fc9-aafc-4178-89a6-c04a8ac99e42
- package_dimensions: 3.62 x 3.5 x 1.26 inches
- item_weight: 3.2 ounces
- batteries: 1 A batteries required. (included)
- country_of_origin: China
- Specifications
- Brand: KNGAD
- package_dimensions: 3.58 x 3.58 x 1.26 inches
- item_weight: 3.2 ounces
- batteries: 1 A batteries required. (included)
- date_first_available: April 17, 2025
- manufacturer: KNGAD
- 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: Aichiken
- Model: Smart Health Ring
- package_dimensions: 3.15 x 3.15 x 0.79 inches
- item_weight: 2.29 ounces
- batteries: 1 Lithium Ion batteries required. (included)
- memory_storage_capacity: 4 MB
- waterproof: IP68
- country_of_origin: China
- Specifications
- Brand: Aichiken
- package_dimensions: 3.15 x 3.11 x 1.06 inches
- item_weight: 2.39 ounces
- batteries: 1 A batteries required. (included)
- memory_storage_capacity: 4 MB
- country_of_origin: China
- Specifications
- Brand: GANSI
- package_dimensions: 3 x 3 x 2 inches
- item_weight: 1.6 ounces
- batteries: 1 AAA batteries required. (included)
- date_first_available: April 19, 2025
- standing_screen_display_size: 1 Micron
- Specifications
- Brand: GANSI
- Model: JYZNJZ-001
- package_dimensions: 3.58 x 3.23 x 1.38 inches
- item_weight: 3.52 ounces
- batteries: 1 AAA batteries required.
- customer_reviews: ratings_count: 6, stars: 4.2
- date_first_available: October 23, 2024
- 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: Naughtbaby
- Model: 3 Pro
- package_dimensions: 3.54 x 3.5 x 1.85 inches
- item_weight: 4.2 ounces
- batteries: 1 9V batteries required. (included)
- waterproof: IP68
- battery_life: 10+ days
- compatibility: Android 6.0+, iOS 11.0+
- country_of_origin: China
- Specifications
- Brand: Herz
- Model: P1
- package_dimensions: 3 x 3 x 2 inches
- item_weight: 0.07 Kilograms
- batteries: 1 Nonstandard Battery batteries required. (included)
- date_first_available: March 29, 2025
- manufacturer: Wuzutech
- country_of_origin: China
- waterproof: 5ATM
- battery_life: 6 days or 15 days of standby
- charge_speed: Full charge in 1.5 hours
- Specifications
- Brand: UPDEI
- Model: R5
- product_dimensions: 10.24 x 3.15 x 0.67 inches
- item_weight: 76 Grams
- batteries: 1 AAA batteries required. (included)
- standing_screen_display_size: 9 Centimeters
- memory_storage_capacity: 64 MB
- ram_memory_installed_size: 64 MB
- Specifications
- Brand: UPDEI
- Model: R6
- product_dimensions: 10.24 x 3.15 x 0.67 inches
- item_weight: 76 Grams
- batteries: 1 AAA batteries required. (included)
- standing_screen_display_size: 9 Centimeters
- memory_storage_capacity: 64 MB
- ram_memory_installed_size: 64 MB
- country_of_origin: China
- Specifications
- Brand: MZJ
- Model: M-050819-ZH
- package_dimensions: 3 x 3 x 1.6 inches
- item_weight: 3.2 ounces
- batteries: 1 9V batteries required. (included)
- memory_storage_capacity: 64 MB
- country_of_origin: China
- Specifications
- Brand: BENIO
- Model: Gen 2
- package_dimensions: 2.99 x 2.95 x 1.77 inches
- item_weight: 2.39 ounces
- batteries: 1 Nonstandard Battery batteries required. (included)
- memory_storage_capacity: 4 MB
- country_of_origin: China
- Specifications
- Brand: Ring-02
- Model: Ring-001
- package_dimensions: 3.6 x 3.5 x 1.9 inches
- item_weight: 16 ounces
- batteries: 1 Nonstandard Battery batteries required. (included)
- memory_storage_capacity: 15 MB
- country_of_origin: China
- Specifications
- Brand: TY little store
- package_dimensions: 3 x 3 x 2 inches
- item_weight: 3.85 Ounces
- batteries: 1 9V batteries required. (included)
- date_first_available: January 22, 2025
- country_of_origin: China
- memory_storage_capacity: 64 MB
- Specifications
- Brand: TY little store
- package_dimensions: 3 x 3 x 2 inches
- item_weight: 3.85 Ounces
- batteries: 1 9V batteries required. (included)
- date_first_available: January 24, 2025
- country_of_origin: China
- memory_storage_capacity: 64 MB
- Specifications
- Brand: TY little store
- package_dimensions: 3 x 3 x 2 inches
- item_weight: 3.85 Ounces
- batteries: 1 9V batteries required. (included)
- memory_storage_capacity: 64 MB
- country_of_origin: China
- 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: 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: ZOCOWEAR
- Model: TK7GSB
- package_dimensions: 3 x 3 x 1.6 inches
- item_weight: 10.6 ounces
- batteries: 1 P76 batteries required. (included)
- date_first_available: April 21, 2025
- country_of_origin: China
- memory_storage_capacity: 4 MB
- waterproof_rating: IP68
- battery_life: 7-10 days standby, 3-5 days normal use
- charging_time: 1-2 hours
- compatibility: Android 5.0+, iOS 10.0+
- Specifications
- Brand: MorePro
- Model: HM57
- display_size: 1.85 Inches
- memory_storage_capacity: 128 MB
- water_resistance: IP67
- battery_life: 7 days, 20 days standby
- compatibility: Android 6.0, iOS 10.0 and above
- Specifications
- Brand: Weylmd
- Model: VR12
- item_package_dimensions_l_x_w_x_h: 3.86 x 3.66 x 1.34 inches
- package_weight: 0.11 Kilograms
- warranty_description: 1 Year Manufacture
- number_of_items: 1
- included_components: Charging Cable
- size: 11#(20.6mm)
- date_first_available: February 20, 2025
- Specifications
- Brand: GenXenon
- Model: PX02
- package_dimensions: 3.27 x 3.15 x 1.1 inches
- item_weight: 2.12 ounces
- date_first_available: May 9, 2025
- country_of_origin: China
- waterproof: 5ATM
Smart Rings
Oucscru ae3d9f9e-0aea-46fa-8485-b4735bc0c901 Real-time Health Tracking
$39.99
- Specifications
- Brand: Oucscru
- Model: ae3d9f9e-0aea-46fa-8485-b4735bc0c901
- 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: ailyfu
- Model: R11M
- package_dimensions: 3 x 3 x 2 inches
- item_weight: 4.2 ounces
- batteries: 1 Nonstandard Battery batteries required. (included)
- date_first_available: April 29, 2025
- country_of_origin: China
- memory_storage_capacity: 0.2 MB
Smart Rings
Oucscru b03c39e2-5960-408c-a836-e2109460154a Real-time Health Tracking
$39.99
- 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: Kummel
- product_dimensions: 10.5 x 3.2 x 0.7 inches
- item_weight: 2.89 ounces
- batteries: 1 Lithium Ion batteries required. (included)
- customer_reviews: ratings_count: 52, stars: 4.9
- date_first_available: May 13, 2025
- manufacturer: Kummel
- country_of_origin: China
- Specifications
- Brand: GYSOA
- Model: R11M
- package_dimensions: 3.9 x 3.66 x 1.34 inches
- item_weight: 3.84 ounces
- batteries: 1 9V batteries required. (included)
- customer_reviews: 108 ratings, 4 stars
- date_first_available: February 10, 2025
- 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
Smart Rings
Oucscru 39555c77-f711-4c9e-9b63-274ff6ac182b Real-time health tracking
$39.99
- 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: BANGALORE
- Model: VR11
- package_dimensions: 3.94 x 3.7 x 1.34 inches
- item_weight: 3.84 ounces
- batteries: 1 Nonstandard Battery batteries required. (included)
- country_of_origin: China
- Specifications
- Brand: UouNeaCo
- Model: BJ01-Gray-009
- package_dimensions: 3.14 x 3.11 x 1.02 inches
- item_weight: 3 Grams
- batteries: 1 Lithium Polymer batteries required. (included)
- date_first_available: April 16, 2025
- country_of_origin: China
- memory_storage_capacity: 3 MB
Wearable Accessories
Jawploy PX02 Health Guardian: Tracks heart rate & key metrics
$30.99
$29.99
- 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
Wearable Accessories
Jawploy PX02 Health Guardian: Tracks heart rate & key metrics
$30.99
- 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: Sunorshop
- material: Plastic, Metal
- compatible_devices: Smartphones
- screen_size: 1.47 Inches
- item_weight: 1.23 ounces
- batteries: 1 AAAA batteries required. (included)
- waterproof: IP68
- Specifications
- Brand: HitTopss
- package_dimensions: 2.99 x 2.95 x 1.85 inches
- item_weight: 2.89 ounces
- batteries: 1 Lithium Polymer batteries required. (included)
- date_first_available: March 31, 2025
- country_of_origin: China
- Specifications
- Brand: Foxhawk
- Model: KT75
- Display Size: 1.53 Inches
- Battery Capacity: 400mAh
- Water Resistance: 3ATM
- Bluetooth Version: 5.3
- Compatibility: Android 6.0, iOS 10.0
- Standby Time: 30 days
- Usage Time: 4-7 days
- 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
Fitness & Activity Monitors
Fitness Tracker Smart Ring Comprehensive Health Monitoring
$23.99
- Specifications
- Brand: GenXenon
- product_dimensions: 0.98 x 0.98 x 0.39 inches
- item_weight: 4.8 ounces
- batteries: 1 Lithium Polymer batteries required. (included)
- date_first_available: November 5, 2024
- Specifications
- Brand: Pautios
- material: Silicone
- compatible_devices: Smartphones
- battery_life: 168 Hours
- sensor_type: Pedometer
- battery_description: Lithium-Ion Polymer (Non-replaceable)
- manufacturer: Pautios
- package_dimensions: 5.91 x 3.11 x 0.75 inches
- item_weight: 5.9 ounces
- batteries: 1 Lithium Ion batteries required. (included)
- special_features: Pedometer
- other_display_features: Wireless
- date_first_available: September 14, 2024
- Specifications
- Brand: TYKOIT
- Display: 1.78 inch AMOLED touchscreen
- Waterproof: IP68
- Battery Life: 7 days continuous use, 30 days standby
- Compatibility: Android 6.0 / iOS 11.0 or above, Bluetooth 4.0 or above
- Sports Modes: 10 different modes
- Health Monitoring: Heart rate, Blood oxygen, Sleep tracking
- 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: Shenzhen Buzz Tech CO.,LTD
- Model: Y2
- Package Dimensions: 10.75 x 3.46 x 0.67 inches
- Item Weight: 5 ounces
- Batteries: 1 Lithium Polymer batteries required. (included)
- Customer Reviews: 4.3 stars from 462 ratings
- Date First Available: September 3, 2024
- Department: womens
- Country of Origin: China
- Specifications
- Brand: LIVIKEY
- Model: EW1
- product_dimensions: 6.85 x 3.3 x 0.6 inches
- item_weight: 2.6 ounces
- batteries: 1 Lithium Ion batteries required. (included)
- os: Android 5.0 / iOS 10.0 or above, Bluetooth 4.0 or above
- wireless_communication_technologies: Bluetooth
- connectivity_technologies: Wireless
- gps: GPS Via Smartphone
- human_interface_input: Touchscreen, Buttons
- form_factor: Watch
- battery_power_rating: 210 Milliamp Hours
- whats_in_the_box: Charging Cable, Smartwatch, Quick Start Guide
- standing_screen_display_size: 41 Millimeters
- Specifications
- Brand: LIVIKEY
- Model: LK-F1
- Product Dimensions: 6.8 x 3.3 x 0.6 inches
- Item Weight: 1.76 ounces
- Batteries: 1 Lithium Ion batteries required. (included)
- OS: Android 4.0 / iOS 8.0 or above, Bluetooth 4.0 or above
- Wireless Communication Technologies: Bluetooth
- Connectivity Technologies: Bluetooth
- GPS: No GPS
- Special Features: Activity Tracker, Sleep Monitor, Heart Rate Monitor, Pedometer, Calories Tracker, Time Display
- Other Display Features: Wireless
- Human Interface Input: Buttons
- Standing Screen Display Size: 1.3 Inches
- Manufacturer: LIVIKEY
- Country of Origin: China
- Date First Available: July 19, 2023
- Specifications
- Brand: Imzuc
- Product Dimensions: 6.85 x 3.3 x 0.6 inches
- Item Weight: 3.2 ounces
- Batteries: 1 Lithium Ion batteries required. (included)
- OS: Wear OS
- Connectivity Technologies: Wireless
- GPS: GPS Via Smartphone
- Human Interface Input: Touchscreen
- Standing Screen Display Size: 41 Millimeters
- Date First Available: July 8, 2024