Domeiziy 5000mAh Replacement Battery – For Portable Oxygen-NT05 Machine (3–3.5h Runtime)

5000mAh Replacement Battery for Portable s – Compatible with NT03/NT05 Keep your portable powered up with this reliable 5000mAh battery, designed for seamless compatibility with NT03 and NT05 models. Key Specs Capacity: 5000mAh, delivering 3–3.5 hours of runtime on a full charge-ideal for daily use or travel. Fast charging: Fully charges in just 2–3 hours, ensuring minimal downtime. Wide compatibility: Works perfectly with NT03 and NT05 portable s. A dependable backup or replacement battery to keep your oxygen therapy uninterrupted, whether at home or on the go.