underhub Oura Ring Gen 3 (Size 10) Fast Charger

Underhub’s charging dock is a compact, fast charger made for Oura Ring Gen 3 (Size 10) that uses infrared sensing to start, stop, and protect the ring during charging.

Designed specifically to match the dimensions and coil alignment of the Oura Ring Gen 3 size 10, this Underhub charger combines a minimalist round profile with practical safety features. It includes an infrared detection system that recognizes correct ring placement and foreign objects, a white indicator to show charging status, a non‑slip silicone base for stability, and a 59‑inch (1.5 m) USB‑C cable for flexible placement on bedside tables, desks, or while traveling.

How quickly will the Underhub charger recharge my Oura Ring Gen 3?

The charger delivers fast, reliable charging tailored for the Oura Ring Gen 3 size 10. Typical recharge times are roughly 1 hour to reach 70% and about 2 hours for a full charge from empty, so a short bedside or desk session covers daily use.

• Optimized coil alignment for efficient power transfer
• Approx. 0%–70% in about 1 hour, full charge in ~2 hours
• 59‑inch USB‑C cable for comfortable placement during charging

What safety features protect my ring and battery?

Underhub includes multiple safeguards to avoid overcharging and accidental heating. An infrared sensing and identification system confirms correct ring placement and rejects foreign metal objects, while automatic cutoff stops charging when the ring reaches full capacity.

• Infrared detection identifies correct placement and foreign items
• Automatic stop when fully charged to reduce battery stress
• White indicator light shows active charging and turns off at completion

Will the charger stay put on a nightstand or desk?

The dock features a non‑slip silicone base to prevent sliding or tipping during everyday use. Its low profile and balanced weight keep the ring aligned with the coil for fuss‑free placement, even on busy desks or bedside surfaces.

• Anti‑slip silicone base for secure tabletop placement
• Compact round design blends into home and office environments
• Stable contact reduces misalignment and ineffective charging

How easy is it to set up and carry when traveling?

Set up is plug‑and‑play: connect the included USB‑C cable to a power adapter, place the ring on the detection pad, and charging begins. The slim, lightweight profile and long cable make it convenient to pack for trips or use in different rooms.

• Includes 59‑inch (1.5 m) USB‑C cable for versatile placement
• Compact footprint fits in luggage or a tech pouch
• Minimalist aesthetic matches modern bedroom or office decor

Who is this for? The Underhub Oura Ring Gen 3 (Size 10) charger is suited to Oura Ring owners who want a purpose‑built, safe, and tidy charging solution with clear status feedback. It benefits people who recharge nightly or on the go and prefer a low‑profile accessory that minimizes misalignment and reduces overcharging risk. This charger is not a universal wireless pad; it’s engineered specifically for Oura Ring Gen 3 size 10 to ensure correct coil placement and reliable, repeatable charging performance.