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PJIVE R9 Smart Ring, Pearl White, Size 91 / 7
Product guide

PJIVE R9 Smart Ring, Pearl White, Size 9

Pearl White Size: The PJIVE R9 smart ring is a screen-free activity and sleep tracker with Bluetooth phone connectivity and listed health-monitoring features. Its claims include heart rate, blood oxygen and blood pressure readings, but the listing gives no measurement accuracy or validation details, so treat these as wellness features rather than medical measurements.

At a glance

  • No display, with tracking and controls centered on the paired phone and app.
  • The listing claims gesture control for camera, music and other phone functions.
  • The manufacturer lists IP68 protection and says the ring can be worn while swimming and bathing.
Price
$29.98Save 70%

Reference price: $99.99

Price checked: Nov 14, 2026

View offer

Pros and cons

Pros

  • Screen-free ring form combines sleep tracking, step counting and activity tracking.
  • Bluetooth-linked phone compatibility is listed for Android and iOS.
  • Customer feedback praises its appearance, pedometer and workout comfort.

Cons

  • No on-ring display is listed, so the ring is not a standalone screen for viewing readings or notifications.
  • Health readings and water protection are manufacturer claims, with no supporting measurement or test details provided.

Technical specifications

25 specifications
Identity
BrandPJIVE
ModelR9
ColorPearl White
SizeSize9
Display and video
DisplayNo Display
Tracking and health features
Listed health readingsheart rate, blood oxygen, blood pressure
Listed activity metricsDistance, Step Count
Sports modes claimedrunning, cycling, walking, skipping, swimming and other daily exercises
Sleep tracking claimeddeep sleep, light sleep, eye movement and wakefulness
Connectivity and controls
Wireless connectionBluetooth
Compatible operating systemsAndroid&iOS
GPSGPS Via Smartphone
InputGesture
Power and battery
Battery life listed7 days
Battery capacity18 milliamp_hours
Battery typeLithium Ion
Charging time listed0.5 hours
Dimensions and installation
Form factorRound
Weight82 g
Materials and protection
Water resistance listedWaterproof
Water resistance ratingIP68
Water resistance depth listed2 meters
Material listedStainless Steel
Computing specifications
Storage listed64 MB
Package and support
Warranty description1 Year Manufacturer's Warranty

What to know before buying

Listing details to confirm

Battery claims conflict: specifications list 7 days, while feature text says 3-5 days of normal use and 7-10 days standby. Charging is listed as 0.5 hours and separately claimed to take 60 minutes. Charging via a cable or charging box is described, but the package list names only a charging cable and manual. The listing also varies between stainless steel and epoxy resin with stainless steel, describes water resistance as both IP68 and 2 meters, and gives no validation details for health readings. Confirm the selected listing's details before relying on these claims.

What’s in the box

Included
  • Charging cable and manual
  • Smart ring
  • User manual

Who is it for?

A good fit for

  • Buyers who want basic activity and sleep tracking in a ring rather than a watch-style display.
  • People interested in phone-linked gesture controls for camera or music functions.
  • Android or iOS users who are comfortable viewing tracking information through an app.

Less suited to

  • Anyone who needs a screen on the wearable to read information directly.
  • Anyone seeking clinically substantiated blood-pressure or other medical measurements.
  • Buyers who need a single, clearly specified battery runtime or confirmed charging-box inclusion.
PJIVE R9 Smart Ring, Pearl White, Size 9 · photo 2
Additional product photo 2

Customer reviews on Amazon

5 / 5 · 67 ratings
  • 5 stars100%100%
  • 4 stars0%0%
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Customer feedback highlights the ring's appearance, pedometer accuracy, battery life and functionality. Some customers also describe it as lightweight and unobtrusive during workouts. Those impressions may matter to buyers seeking a discreet activity and sleep tracker, but they are customer perceptions and do not verify the product's tracking accuracy or conflicting battery claims.

Positive themes

  • Customers praise the appearance and pedometer.

Frequently asked questions

Does the PJIVE R9 have a display?

No. The listing specifies No Display, so use a paired phone and app to view tracking information.

What battery life should I expect?

The listing is inconsistent. It lists 7 days, while feature text claims 3-5 days of normal use and 7-10 days standby. Treat runtime as unconfirmed.

Can it be used for swimming?

The manufacturer claims IP68 protection and says it can be worn swimming and bathing. The listing also gives a 2-meter depth figure, so check the selected listing and do not treat this as independently verified.

Are the blood-pressure readings medically validated?

The listing claims blood-pressure monitoring but provides no validation or accuracy evidence. Do not rely on it as a medical measurement.

PJIVE R9 Smart Ring, Pearl White, Size 9 · photo 3
Additional product photo 3

Alternative options

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