Unibody Aerospace AluminumCrafted from a single block of aerospace-grade aluminum alloy through precision CNC machining, the case delivers a refined metal touch, a solid in-hand feel, and a truly premium look. Inside, the soft TPU lining gently cradles and protects your ring from scratches and bumps during everyday carry. END BATTERY ANXIETYThe built-in 600mAh battery provides up to 6 full ring recharges and extends ring usage for up to 30 days on the go. Designed exclusively for Oura Ring 4 (alloy and ceramic versions), each case is tailored to a specific ring size.
Simply select the same size as your ring for a precise, secure fit, stable charging contact, and effortless daily use. Smart Charging ProtectionEngineered for safety, the case features multiple built-in protections against short circuit, over-current, over-voltage, under-voltage, and overload. A clear LED power indicator lets you check remaining battery at a glance. Pocket-Sized Elegant DesignMeasuring just 2.22 × 2.25 × 0.77 and weighing only 70g, this minimalist case slips easily into your pocket, purse, or carry-on. Its slim, refined silhouette is designed for true portability powerful backup charging that never feels bulky in your daily life or travels
Simply select the same size as your ring for a precise, secure fit, stable charging contact, and effortless daily use. Smart Charging ProtectionEngineered for safety, the case features multiple built-in protections against short circuit, over-current, over-voltage, under-voltage, and overload. A clear LED power indicator lets you check remaining battery at a glance. Pocket-Sized Elegant DesignMeasuring just 2.22 × 2.25 × 0.77 and weighing only 70g, this minimalist case slips easily into your pocket, purse, or carry-on. Its slim, refined silhouette is designed for true portability powerful backup charging that never feels bulky in your daily life or travels
