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Package Dimensions: 4.57 x 4.49 x 1.42 inches, Item Weight: 6.8 ounces, ASIN: B0D9WV3ZFW, Item model number: JZ90-54217-12, Batteries: 1 Lithium Polymer batteries required. (included), Customer Reviews: 5.0, : 1 rating, Best Sellers Rank: #5,402 in Electronics (See Top 100 in Electronics), Other display features: Wireless, Color: Silver, 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

Save on Oura Ring 4 - Silver - Size 12 - 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 12 - Smart Ring - Size First with Oura Ring 4 Sizing Kit - Sleep Tracking Wearable - Heart Rate - Fitness Tracker - Up to 8 Days of Battery Life.