Payment Ring Manuals & User Guides

User manuals, setup guides, troubleshooting help, and repair information for Payment Ring products.

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Payment Ring manuals

Latest posts, featured manuals, and retailer-linked manuals for this brand tag.

Niceboy ULTRA Smart Payment Ring User Manual

November 17, 2025

ONE ULTRA SMART PAYMENT RING ULTRA Smart Payment Ring The full version of the manual is available for download on the Niceboy.eu website in the Support section. DEVICE DIAGRAM Blood oxygen sensor (red light) Sensor Charging connector Heart rate sensor…

Brand: niceboy