Product Details： Battery capacity: 50mA Appearance dimensions: # 8, # 9, # 10, # 12 Wearing method: Finger wearing Additional features: heart rate, blood oxygen, heart rate variability, sleep monitoring...

Product Details: Type: ring Material: Stainless steel Shape: geometric Treatment process: polishing Style: Unisex Color: black with icons, black with diamonds Size information: Size: 6, 7, 8, 9, 10, 11,...

Product information: Type: Ring, ring Treatment Process: dripping oil Color: blue, silver Size: no.6, no.7, no.8, no.9, no.10, no.11, no.12, no.13 Inlaid material: NFC white card NTAG213 Applicable occasions for...

Product information: Type: Rings Material: Stainless steel Style: simple Shape: simple Applicable gift-giving occasions: travel commemorative Packaging: Individually packed Style : Unisex Popular elements: pattern, geometry Packing list: Ring x1...

Product information Product Category: Ring Material: Stainless steel Shape: Heart shape Style: Couple style Colors: White, Black Size Information Size: 6 7 8 9 10 11 12 13 Packing list Ring *1...

Specification: Material: Titanium steel Style: European and American Modeling: Technology Processing technology: Carving Packing list : Ring x1

Specification: Product name: New mobile phone accessories technology smart ring new NFC digital smart bracelet supreme controller smart wearable Product material: Stainless steel Product size: Face width 8mm Product weight:...

Product information: Battery capacity: No battery required Appearance size: 70*70*30mm Product weight: 60g Applicable people: All people Wearing method: Finger Applicable system: Android Apple Compatible platform: Android Apple Packing list:...