$1.30

RingConn Gen 2 Air Sizing Kit - 9 Sizes (6-14) for Smart Ring Fit

Ring Sizing Kit, RCA-02

Price data last checked 113 day(s) ago - refreshing...

View at Amazon

We'll watch every seller, every day. One email when your price arrives.

Same price for 19 weeks. Today is much like next week.

£1 for 133 days straight · last change was Oct 2025

NEW HERE?

Amazon shows you one price. We show you all of them.

Tosheroon watches Amazon prices so you don't have to. Every product on Amazon has a price history — we make it visible. Set the price you'd actually pay, and we'll email you the second it gets there. No app, no account, one email.

WHAT'S ON THIS PAGE

↓ Price chart
when this has been cheap or pricey
↓ Forecast
where the price is heading next
↓ Statistics
all-time high & low, recent range
↑ Price alert
name your number, we'll email you

Price History & Forecast

Grey patches = out of stock. Cheaper = lower on the chart. Hover for exact prices.

Last 172 days • 172 data points (No recent data available)

Historical
Generating forecast...
£2.00 £0.90 £1.14 £1.38 £1.62 £1.86 £2.10 01 September 2025 13 October 2025 25 November 2025 07 January 2026 19 February 2026

Price Distribution

Price distribution over 172 days • 4 price levels

Days at Price
Current Price
10 days 154 days · current 1 day 7 days 0 39 77 116 154 $1 $1.30 $1.5 $2 Days at Price

Price Analysis

Most common price: $1.30 (154 days, 89.5%)

Price range: $1 - $2

Price levels: 4 different prices over 172 days

Description

The RingConn Gen 2 Air Sizing Kit lets you find the perfect fit before you buy the RingConn Smart Ring. By testing each of the nine sizes, from 6 to 14, you can be confident the ring will sit comfortably on your finger. Because the RingConn Smart Ring contains internal sensors, standard ring sizing tools can give inaccurate results. This kit is designed specifically for the smart ring's unique shape, ensuring the sensors stay properly aligned and the ring functions as intended. Using the kit is simple: slide each size onto your finger, check comfort, and note the size that feels right. This quick fit check reduces the chance of returns, saves shipping time, and gets you using your wearable technology faster. The kit comes from Shenzhen Ninenovo Technology Limited, the manufacturer behind RingConn devices, guaranteeing compatibility and quality. Choose the right size first and enjoy a seamless smart ring experience from day one.

Key Features

Accurate fit before purchase - test nine sizes (6-14) designed for the RingConn Smart Ring, so you know the exact size that feels comfortable on your finger.

Built for sensor-embedded rings - standard rings use a different sizing method, but this kit matches the internal sensor layout of the Gen 2 Air ring, preventing misalignment.

Simple step-by-step process - slide each size onto your finger, assess comfort, and record the best fit, making sizing quick and hassle-free.

Reduces returns and extra shipping - by confirming the right size early, you avoid sending the ring back, saving time and money.

Quality assurance from the original manufacturer - Shenzhen Ninenovo Technology Limited supplies the kit, ensuring perfect compatibility with every RingConn Smart Ring model.

Product Specifications

Model
RCA-02
Colour
Ring Sizing Kit
Size
6-14
Domain
Amazon US
Listed Since
08 April 2025

Similar Products You Might Like

Milavan Smart Health Ring for Women Men Fitness Tracker with Heart Rate, Blood Oxygen, Blood Pressure, Sleep Monitoring, Step Counting, IP68 Waterproof for iOS and Android, No APP Fee, Champagne 8
97% match

Milavan Smart Health Ring for Women Men Fitness Tracker with Heart Rate, Blood Oxygen, Blood Pressure, Sleep Monitoring, Step Counting, IP68 Waterproof for iOS and Android, No APP Fee, Champagne 8

Milavan

Out of Stock 27 Feb 2026
Smart Health Ring 2.0 for Women Men, Slim Scratch & Fingerprint Resistant Design,Efficient Chip Fitness Tracker, Monitors Heart, Blood Oxygen & Pressure, Sleep, Steps, Waterproof, Rose Gold 12
97% match

Smart Health Ring 2.0 for Women Men, Slim Scratch & Fingerprint Resistant Design,Efficient Chip Fitness Tracker, Monitors Heart, Blood Oxygen & Pressure, Sleep, Steps, Waterproof, Rose Gold 12

Milavan

$58.99 22 Feb 2026
Kuinha Smart Ring Health Tracker - 24/7 Fitness & Sleep Tracking with Heart Rate Monitor, IP68 Waterproof Activity Tracker for Men/Women, 50+ Workout Modes, 7-Day Battery (Silver, 0)
97% match

Kuinha Smart Ring Health Tracker - 24/7 Fitness & Sleep Tracking with Heart Rate Monitor, IP68 Waterproof Activity Tracker for Men/Women, 50+ Workout Modes, 7-Day Battery (Silver, 0)

Kuinha

Out of Stock 21 Feb 2026
Smart Ring For Women Men, Health Tracker with Heart Rate/Blood Oxygen/Blood Pressure/Sleep Monitoring/Step Counting, IP68 Waterproof Fitness ring, No App Fees for iPhone & Android (Black, 12#)
97% match

Smart Ring For Women Men, Health Tracker with Heart Rate/Blood Oxygen/Blood Pressure/Sleep Monitoring/Step Counting, IP68 Waterproof Fitness ring, No App Fees for iPhone & Android (Black, 12#)

Oucscru

$39.99 16 Feb 2026
UniJethro Smart Ring for Women Men, Health Fitness Tracker Rings, IP68 Waterproof, Long Lasting Batteries Sleep Ring with Charging Case and Protector, Remote Photography, No App Fees (Black, 12#)
97% match

UniJethro Smart Ring for Women Men, Health Fitness Tracker Rings, IP68 Waterproof, Long Lasting Batteries Sleep Ring with Charging Case and Protector, Remote Photography, No App Fees (Black, 12#)

UniJethro

Out of Stock 23 Feb 2026
YWXTW [12 Pack] Cover for Oura Ring 3/4 Ceramic, Samsung & Ultrahuman Ring, [Upgraded Anti-Slip Design] Diamond Texture Anti-Scratch Silicone Protector for Men/Women, Group 3 S for 6/7/8/9/10
97% match

YWXTW [12 Pack] Cover for Oura Ring 3/4 Ceramic, Samsung & Ultrahuman Ring, [Upgraded Anti-Slip Design] Diamond Texture Anti-Scratch Silicone Protector for Men/Women, Group 3 S for 6/7/8/9/10

YWXTW

Out of Stock 18 Feb 2026
COLMI R02 Smart Ring, a Smart Ring for Women and Men, with a Charging case, Supports Heart Rate, Blood Oxygen, Sleep Health Monitoring, and Sports Tracking Ring, No Subscription Fee. (Black, 7#)
96% match

COLMI R02 Smart Ring, a Smart Ring for Women and Men, with a Charging case, Supports Heart Rate, Blood Oxygen, Sleep Health Monitoring, and Sports Tracking Ring, No Subscription Fee. (Black, 7#)

COLMI

$55.98 24 Feb 2026
Oura Ring 4 Ceramic Cloud - Size 8 Smart Health Tracker
96% match

Oura Ring 4 Ceramic Cloud - Size 8 Smart Health Tracker

OURA

$499.00 24 Feb 2026
Health Tracker Ring, Smart Health Ring for Women Men with Heart Rate, Blood Oxygen, Sleep Monitor, Steps,Calories, No Subscription Fee, IP68 Waterproof Smart Ring for iPhone & Android (Silver, 9#)
96% match

Health Tracker Ring, Smart Health Ring for Women Men with Heart Rate, Blood Oxygen, Sleep Monitor, Steps,Calories, No Subscription Fee, IP68 Waterproof Smart Ring for iPhone & Android (Silver, 9#)

KNGAD

$53.08 22 Feb 2026
Samsung Galaxy Ring Sizing Kit - 11 Sample Sizes + USD10 Amazon Credit
96% match

Samsung Galaxy Ring Sizing Kit - 11 Sample Sizes + USD10 Amazon Credit

Samsung

$10.00 16 Mar 2026
ailyfu Smart Ring for Women Men, Fitness Tracker Ring with Sleep and Heart Rat Monitor, Health Ring with Steps, Distance & Calorie Count, IP68 Waterproof (S11#)
96% match

ailyfu Smart Ring for Women Men, Fitness Tracker Ring with Sleep and Heart Rat Monitor, Health Ring with Steps, Distance & Calorie Count, IP68 Waterproof (S11#)

ailyfu

Out of Stock 21 Feb 2026
ZOOROO 10-Pack Oura Ring Cover Gen 4&3, AntiScratch, Charge-Through
96% match

ZOOROO 10-Pack Oura Ring Cover Gen 4&3, AntiScratch, Charge-Through

ZOOROO

$8.99 23 Feb 2026
UniJethro Smart Ring - Heart Rate, SpO2, Blood Pressure, Waterproof
96% match

UniJethro Smart Ring - Heart Rate, SpO2, Blood Pressure, Waterproof

UniJethro

$39.99 24 Feb 2026
ZBNMY White Elephant Gifts for Adults,Gifts Christmas for Women Men,Smart Ring for Women Men - Sleep Monitoring/Blood Oxygen/Motion Tracking,Waterproof & No Subscription Required NewGold 8
96% match

ZBNMY White Elephant Gifts for Adults,Gifts Christmas for Women Men,Smart Ring for Women Men - Sleep Monitoring/Blood Oxygen/Motion Tracking,Waterproof & No Subscription Required NewGold 8

ZBNMY

Out of Stock 28 Feb 2026
Smart Health Ring for Women Men, Fitness Tracker Ring with Heart Rate, Blood Oxygen, Sleep Tracker, Step Tracker, No Subscription Fee, IP68 Waterproof Smart Ring for iphone & Android (Silver, 8#)
96% match

Smart Health Ring for Women Men, Fitness Tracker Ring with Heart Rate, Blood Oxygen, Sleep Tracker, Step Tracker, No Subscription Fee, IP68 Waterproof Smart Ring for iphone & Android (Silver, 8#)

REWSX

Out of Stock 21 Feb 2026
Victormont Vic Ring Ultra-Light Titanium - 7 Day Battery, Waterproof
96% match

Victormont Vic Ring Ultra-Light Titanium - 7 Day Battery, Waterproof

Victormont

$99.99 03 Mar 2026
ZOOROO 3 Pack Cover Compatible with Ultrahuman Ring Air, Surport Charging with Cover on, Anti-Scratch TPU Ultra Human Ring Protector for Women Men
96% match

ZOOROO 3 Pack Cover Compatible with Ultrahuman Ring Air, Surport Charging with Cover on, Anti-Scratch TPU Ultra Human Ring Protector for Women Men

ZOOROO

$11.99 24 Feb 2026
RingConn Gen 2 Smart Ring - Sleep Apnea 12-Day Battery Health Tracker
96% match

RingConn Gen 2 Smart Ring - Sleep Apnea 12-Day Battery Health Tracker

RingConn

$299.00 19 Feb 2026
RingConn Silicone Ring Protector for Smart Ring Gen 2 - Ultra-Thin Transparent Elastic Case Smart Ring Fitness, Outdoor Camping (Size S for 6/7/8)
96% match

RingConn Silicone Ring Protector for Smart Ring Gen 2 - Ultra-Thin Transparent Elastic Case Smart Ring Fitness, Outdoor Camping (Size S for 6/7/8)

RingConn

$12.90 19 Feb 2026
RENPHO Lynx Smart Ring-Sizing Kit, Size Before You Buy(Tar Black, Size 6-13)
96% match

RENPHO Lynx Smart Ring-Sizing Kit, Size Before You Buy(Tar Black, Size 6-13)

RENPHO

$1.19 20 Feb 2026
WNRTSA Smart Ring for Women & Men, Fitness Tracker with Heart Rate, Blood Oxygen, Sleep Monitoring, Long-Lasting Battery, IP68 Waterproof (Black Aluminum, 11#)
96% match

WNRTSA Smart Ring for Women & Men, Fitness Tracker with Heart Rate, Blood Oxygen, Sleep Monitoring, Long-Lasting Battery, IP68 Waterproof (Black Aluminum, 11#)

WNRTSA

Out of Stock 25 Feb 2026
Amazfit Helio Ring Sizing Kit - Try Multiple Sizes, Earn Credit
96% match

Amazfit Helio Ring Sizing Kit - Try Multiple Sizes, Earn Credit

Amazfit

$9.25 26 Feb 2026
Fit Ring, Smart Health Rings for Women Men with Heart Rate,Blood Oxygen,HRV,Stress Level, Sleep Monitor, Step Tracker, No Subscription Fee, IP68 Waterproof Smart Ring for iphone &Android (Silver, 11#)
96% match

Fit Ring, Smart Health Rings for Women Men with Heart Rate,Blood Oxygen,HRV,Stress Level, Sleep Monitor, Step Tracker, No Subscription Fee, IP68 Waterproof Smart Ring for iphone &Android (Silver, 11#)

FKGZJF

Out of Stock 21 Feb 2026
prxxhri Smart Health Ring, Featuring Heart Rate, Stress and Sleep Monitoring Functions, Compatible with iOS and Android, Waterproof Fitness Tracker for Women & Men, No Subscription Fee. (Gold, 9)
96% match

prxxhri Smart Health Ring, Featuring Heart Rate, Stress and Sleep Monitoring Functions, Compatible with iOS and Android, Waterproof Fitness Tracker for Women & Men, No Subscription Fee. (Gold, 9)

prxxhri

$59.99 21 Feb 2026