# Tidesmit NFC Smart Ring 13.56MHz Waterproof Smart Prayer Ring

## Unlock Effortless Daily Connectivity

**Tidesmit NFC Smart Ring** is a **Smart Prayer Ring** designed for **tech-savvy professionals**. It integrates seamless NFC technology to simplify your digital lifestyle without the need for bulky wearables or external power sources.

## The Problem We Solve

Fumbling for plastic ID cards and physical keys ruins your flow. The Tidesmit smart ring resolves this by enabling touch-based access to devices and data with a single, elegant gesture.

## Why You Need It

-   **13.56MHz NFC Tech:** Instantly unlock doors or share data with a secure, proximity-based wireless connection.
-   **IP68 Waterproofing:** Wear your digital key ring anywhere from the gym to the shower with total peace of mind.
-   **Passive Power Design:** Enjoy maintenance-free use since this wearable gadget requires zero charging or batteries.
-   **Sleek Smart Jewelry:** Look sophisticated while using your high-performance activity monitor and contactless payment ring.
-   **Versatile Compatibility:** Seamlessly integrate this wireless data ring into your existing smart ecosystem for total control.

### Technical Specifications

-   Frequency: 13.56MHz NFC
-   Waterproof Rating: IP68
-   Material: Hypoallergenic Ceramic
-   Compatibility: NFC-enabled devices

Upgrade your daily routine and secure your digital life; order your Tidesmit NFC Smart Ring today and experience true convenience.

## Details

- **Price:** 49.19 EUR - 49.36 EUR
- **Vendor:** Tidesmit
- **Type:** Smart Prayer Ring
- **Tags:** activity monitor, Activity Monitors, contactless payment ring, digital key ring, fitness tracker ring, nfc wearable, smart jewelry, smart ring, waterproof tech, wearable gadget, wireless data ring

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| US6 53mm | 49.36 EUR | In stock |
| US8 59mm | 49.21 EUR | In stock |
| US7 56mm | 49.23 EUR | In stock |
| US10 65mm | 49.22 EUR | In stock |
| US9 62mm | 49.21 EUR | In stock |
| US12 71mm | 49.19 EUR | In stock |
| US11 68mm | 49.22 EUR | In stock |
| US13 72mm | 49.23 EUR | In stock |

## Images

- Black waterproof NFC smart ring with smooth beveled top and glossy finish
- Black NFC smart ring pair with glossy band and inner ring channel
- Black smart ring size chart graphic with ring band illustration
- Black glossy NFC smart ring on finger, smooth wide band
- Black NFC smart ring on hand with glossy smooth wide band
- Close-up of two black NFC smart rings with mirror-polished inner grooves

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> Source: [Tidesmit](https://tidesmit.com/products/m4k-classic-4k-13-56-mhz-rfid-smart-ring-not-changeable-7byte-uid-iso14443a-access-control-card-men-and-women-smart-accessories)
> Updated: 2026-08-29