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Brand: ‎OURA, Manufacturer: ‎Oura, Model: ‎JZ90-54217-08, Part Number: ‎JZ90-54217-08, Special Features: ‎Heart Rate Monitor, Activity Tracker, Mounting Hardware: ‎Oura Ring 4, Oura Ring 4 Charger, USB Cable, Information Booklet, Quick Start Guide, Number of items: ‎1, Batteries Included: ‎Yes, Batteries Required: ‎Yes, Battery cell composition: ‎Lithium Polymer, Wireless Type: ‎Bluetooth, Connector Type: ‎Bluetooth, USB, Includes Rechargeable Battery: ‎Yes, Package Dimensions: ‎11.8 x 11.3 x 3.2 cm; 185 Grams, Item Weight: ‎185 g, Manufacturer: ‎Oura, ASIN: ‎B0D9WVSZ56, Item Model Number: ‎JZ90-54217-08, Batteries: ‎1 Lithium Polymer batteries required. (included), Date First Available: ‎15 October 2024

Save on Oura Ring 4 - Silver - Size 8 - Smart Ring - Size First with Oura Ring 4 Sizing Kit - Sleep Tracking Wearable - Heart Rate - Fitness Tracker - Up to 8 Days of Battery Life with a Amazon promo code

Checkmate is a savings app with over one million users that have saved $$$ on brands like Amazon.

The Checkmate extension automatically applies Amazon discount codes, Amazon coupons and more to give you discounts on products like Oura Ring 4 - Silver - Size 8 - Smart Ring - Size First with Oura Ring 4 Sizing Kit - Sleep Tracking Wearable - Heart Rate - Fitness Tracker - Up to 8 Days of Battery Life.