Smart Ring Chargers & Accessories

Discover precise finger sizing for Oura Ring Gen 4 with the Mikovivi Smart Ring Sizing Kit. Includes US/EU/UK tapes, durable PP construction, and portable design for accurate pre-purchase measurements at home or on the go.

Discover the NOUKAJU [3pack] Smart Ring Charger Cable set, designed for effortless, on-the-go charging with a marketing-forward edge that highlight

Experience precise, confident sizing with a marketing-forward tool that delivers a perfect fit for your smart ring. Built from durable ABS and resin, it guides measurements from 4 to 15 for all ages, and helps reduce returns by ensuring the right fit.

YWXTW invisible ring size adjusters keep your Oura and smart rings secure during workouts and daily wear. 1:1 fit, waterproof and sweat-resistant, with easy cutting to 0.5–2 sizes. Includes 120 pieces for long-lasting use and secure, accurate monitoring.

Grcfumo 8-Pcs Smart Rings Sizing Kit helps you find the perfect ring size with a simple, reliable measurement. Covers sizes 6 through 13, supports all fingers, and avoids half-size guesswork for comfortable, accurate wear.

SZJCLTD’s 6-pack invisible ring size adjusters deliver a precise, snug fit for Oura Gen4/3 and Samsung Galaxy Ring. Made from soft, skin-friendly TPU, they stay nearly invisible and reusable with a curved design and water-friendly adhesive.

BandRain Ultra-Thin Covers provide elastic, anti-scratch silicone protection for Oura Ring Gen 3 and Gen 4. This 4-pack fits ULTRAHUMAN Ring AIR and other smart rings, offering safe edge protection while remaining comfortable for both women and men.

BandRain offers ultra-thin silicone ring covers to protect your Oura Ring Gen 4/3 from scratches while staying barely noticeable. This 15-pack includes varied colors, supports charging with the cover, and cleans easily for everyday wear.

Meet the Smart Ring Charger, the fast-charging companion for Ou-ra Ring 4. This compact dock includes a USB-C cable, easy setup, and LED indicators so you know when charging is complete. Portable and practical for daily use.

Compact, pocket-sized charging case for Ou-ra Ring Gen3 (Size 11). Protects against dust and scratches while delivering fast wireless charging, USB-C recharging, and smart shut-off. Get a rapid top-up in minutes and up to a week of use between charges.

BUFFR Silicone Ring Protector keeps rings secure during workouts, allowing you to train with confidence. This three-pack in Light Pink, White, and Blue fits a wide range of sizes, with soft, anti-slip silicone for comfort and reliable protection.

Discover the AMOVAN Smart Ring Sizing Kit for precise, hassle-free ring measurements. This compact tool helps you find the right size before buying, ensuring daily comfort and a confident, perfect fit for smart wearables.

The YWXTW Ring Size Adjuster delivers a secure, feather-light fit for your Oura Ring and compatible models. It offers oil resistance, anti-fingerprint coating, waterproof durability, a discreet thinner side, and a simple install with clear instructions and included accessories.

Unaqo delivers a streamlined charging experience for your Oura Ring Gen 4, Size 9. This compact, durable dock charges quickly, fits easily into travel bags or nightstands, and includes everything you need to keep your ring powered on the go.

Protect and elevate your RingConn Gen 2 and Gen 2 Air with a 4-pack of daisy-inspired silicone ring covers. Floral engraving adds style, while flexible, snug silicone guards against wear during workouts and daily use, preserving comfort and ring feel.

Experience a smarter, stress-free way to find your perfect Herz ring size—test multiple sizes at home, wear throughout the day, and order the P1 with the right fit every time. Compact, reusable, and ideal for gifting.

Meet the portable Smart Ring Charging Case designed for Ou-ra Ring Gen3. Sized for 9, it delivers fast, reliable charging on the go, protects against dust and scratches, and includes a USB-C cable for easy compatibility with modern devices.

Elevate your charging with a magnetic snap-on cable designed for smart ring users. It delivers secure, fast power delivery, a compact travel-friendly form, and reliable charging for 4.0mm round port rings, minimizing disconnections and keeping you powered on the go.

Pidynx Smart Ring Silicone Protective Cover delivers 360° protection for RingConn Gen2 and Gen2 Air with waterproof, sweatproof, and lightweight breathable silicone. Eight colors, three sizes, and easy replacement keep your ring safe without sacrificing comfort or touch control.

Protect your rings during workouts with Buffr silicone protectors that guard against theft and damage. This three-pack in charcoal, white, and gray stays securely in place with a comfortable, anti-slip fit for gym, yoga, running, or weightlifting.

Discover your perfect ring fit with the JANGJANG Sizing Kit for Oura. This precise finger measuring tool covers sizes 4–15 in a sleek white kit, delivering accurate, comfortable sizing and confidence in your Oura Ring purchases.

Pocket-sized charging case for Ou-ra Ring Gen3, providing a fast dock, USB-C cable, and wireless charging. Protects size 8 rings from dust and scratches while offering safe, quick power and extended use on the go.

Keep your Oura Ring Gen3 powered with a sleek, reliable charging dock. Its compact, travel-friendly design includes a 20-inch USB-C cable, easy one-step setup, and a secure cradle to hold the ring in place for daily wear and gifting.

Experience seamless charging for your Oura Ring Gen4 with this fast-charging dock from BOVIPO. Fits Gen4 sizes including 12; simple placement, app-managed progress in OURA, built-in protection against overcharge and overheating, USB-C cable included for easy setup.