Monitoring & Testing

monitoring & testing — pre-owned

8,735listings

Browse 8,735 monitoring & testing — pre-owned on eBay — listings updated every few minutes. All items are pre-owned and sold by eBay sellers directly.

Alcovisor Mark V breathalyzer Complete Kit W/Case
UsedBuy It NowBest Offer

Alcovisor Mark V breathalyzer Complete Kit W/Case

Alcovisor Mark V breathalyzer Complete Kit w/Forms, Printer, Mouthpiece / Case.

$500.00
+$6.65Porter, US
tay-687003
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Refurbished Wellue O2Ring Pulse Oximeter with Vibration Alarm & App/PC Software
-50%
UsedBuy It Now

Refurbished Wellue O2Ring Pulse Oximeter with Vibration Alarm & App/PC Software

O2Ring continuously monitors blood oxygen saturation (SpO2) and heart rate to help detect sleep apnea. When sleep apnea occurs (a pause or stop in breathing), blood oxygen levels drop. O2Ring detects this drop in oxygen saturation along with heart rate changes and alerts the user through vibration.

$89.99$179.99-50%

You save $90.00

Free ShippingDenver, US
yuanzhi_mfy_10
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99.6%Excellent· 1.9k
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UASure II Uric Acid Meter, Test Kit, Blood Monitor - FACTORY REFURBISHED - USA
UsedBuy It Now

UASure II Uric Acid Meter, Test Kit, Blood Monitor - FACTORY REFURBISHED - USA

UASure has set the worldwide standard in uric acid testing since 2001. Lightweight and portableKit Contents.

$79.99
Free ShippingAtwood, US
medical_industrial_usa
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99.7%Excellent· 715
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LIFELOC MODEL FC10 PROFESSIONAL BREATHALYZER PORTABLE DIGITAL ALCOHOL TESTER.
UsedBuy It NowBest Offer

LIFELOC MODEL FC10 PROFESSIONAL BREATHALYZER PORTABLE DIGITAL ALCOHOL TESTER.

LIFELOC MODEL FC10 PROFESSIONAL BREATHALYZER PORTABLE DIGITAL ALCOHOL TESTER. Used. Comes in original hard yellow case. Fast free shipping.

$399.000
Free ShippingGilbert, US
emmaasut-0
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99.0%Excellent· 659
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Respironics 920M PLUS Digital Pulse Oximeter w/ Finger Sensor Case
UsedBuy It NowBest Offer

Respironics 920M PLUS Digital Pulse Oximeter w/ Finger Sensor Case

Respironics 920M PLUS Digital Pulse Oximeter w/ Finger Sensor Case

$125.00
See listingRound Rock, US
ron_97431
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100.0%Excellent· 21
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Oura Ring 4 Gold - Size 8 - Fully Functional
UsedBuy It NowBest Offer

Oura Ring 4 Gold - Size 8 - Fully Functional

The ring works great and has been factory reset, ready for its next owner. It does have visible cosmetic wear/scratches from normal daily use, which I’ve reflected in the price, but it functions exactly as it should. Features: * Gold finish * Size 8 * Tracks sleep, readiness, heart rate, activity, recovery, stress, and more * Water resistant * Long battery life * Factory reset and ready to pair with a new account Includes: * Oura Ring 4 * Charger * USB charging cable

$150.00
Free ShippingGeorgetown, US
ashhuf-37
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Lumen V2 Breath Metabolism Health Analyzer Kit Digital Rechargeable Black
UsedBuy It NowBest Offer

Lumen V2 Breath Metabolism Health Analyzer Kit Digital Rechargeable Black

The Lumen V2 Breath Metabolism Health Analyzer Kit is a digital device that can analyze your breath to provide information about your metabolism and overall health. With a sleek black design and rechargeable battery, this health analyzer is convenient and easy to use. Its smartphone compatibility allows you to track your results and connect with a community of users who are also taking steps to improve their health. The set includes a power adapter, carrying case, charging cable, and instructions, making it a complete and user-friendly tool for monitoring and testing your well-being.

$59.99
See listingPortsmouth, US
diana_lynn3
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Medline Automatic Wrist Blood Pressure Monitor Digital Memory 1 Unit w/ Guide
UsedBuy It NowBest Offer

Medline Automatic Wrist Blood Pressure Monitor Digital Memory 1 Unit w/ Guide

Medline Automatic Wrist Blood Pressure Monitor Digital Memory 1 Unit w/ Guide.

$12.00
+$6.00Elko, US
ryhocke42
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ZYTO EVOX GSR Hand Cradle Device Set w/ USB Cable, Headset, Pouch, License
UsedBuy It NowBest Offer

ZYTO EVOX GSR Hand Cradle Device Set w/ USB Cable, Headset, Pouch, License

ZYTO EVOX hand cradle and usb cable. I am happy to assist with the ZYTO transfer process after the sale.

$5500.00
Free ShippingGilbert, US
jenncorr_41
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Soberlink Cellular Electronic Breathalyzer Alcohol Tester Black
UsedBuy It NowBest Offer

Soberlink Cellular Electronic Breathalyzer Alcohol Tester Black

Soberlink Cellular Electronic Breathalyzer Alcohol Tester Black

$125.00
See listingArnold, US
michelllaplant0
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Withings Upper Arm Blood Pressure Monitor Digital Display w/ Cuff White/Gray
UsedBuy It NowBest Offer

Withings Upper Arm Blood Pressure Monitor Digital Display w/ Cuff White/Gray

Withings Upper Arm Blood Pressure Monitor Digital Display w/ Cuff White/Gray

$60.00
See listingLa Mesa, US
alex_stuffseller
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OMRON Series 3 Upper Arm Blood Pressure Monitor With Bluetooth
UsedBuy It NowBest Offer

OMRON Series 3 Upper Arm Blood Pressure Monitor With Bluetooth

OMRON Series 3 Upper Arm Blood Pressure Monitor With Bluetooth

$35.00
See listingSaint Paul, US
ss.0212
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A+D UA-651BLE Wireless Upper Arm Blood Pressure Monitor
UsedBuy It NowBest Offer

A+D UA-651BLE Wireless Upper Arm Blood Pressure Monitor

Includes the adjustable upper arm cuff and the original zippered carrying case for easy storage and travel. Digital upper arm blood pressure monitor. Includes adjustable arm cuff. Original zippered carrying case included.

$35.00
+$6.57Forest Lake, US
mahkrze-0
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100.0%Excellent· 1
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WITHINGS BeamO Pro Contactless Smart Digital Thermometer MultiScan Devic G2U
-5%
UsedBuy It Now

WITHINGS BeamO Pro Contactless Smart Digital Thermometer MultiScan Devic G2U

WITHINGS BeamO Pro Contactless Smart Digital Thermometer MultiScan Device

$189.05$199.00-5%

You save $9.95

Free ShippingMorristown, US
shipcycle
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98.1%Excellent· 66.2k
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TECH MED Portable High Precision White Light Technology 3D Body Scan Kit 581688
UsedBuy It NowBest Offer

TECH MED Portable High Precision White Light Technology 3D Body Scan Kit 581688

TECH MED Portable High Precision White Light Technology 3D Body Scan Kit 581688. Has cables and charger In the case

$2000.00
See listingAlbemarle, US
findswholesale
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98.6%Excellent· 48.4k
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WiFi Blood Pressure Monitor with 3-Fold Measurement Function, AI EKG Monitor
-60%
UsedBuy It Now

WiFi Blood Pressure Monitor with 3-Fold Measurement Function, AI EKG Monitor

SHARE REPORTS - Automatically sync data to the APP via WiFi. Easily share PDF & CSV reports with others to keep them in your health loop. Wireless Connection:Bluetooth 4.0 BLE. Pressure Range:0–300mmHg.

$59.99$149.99-60%

You save $90.00

Free ShippingDenver, US
yuanzhi_mfy_10
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99.6%Excellent· 1.9k
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Omron Model 104 Blood Pressure Kit
LIVE BID
UsedAuction

Omron Model 104 Blood Pressure Kit

Prw owned working in functional Omron Model 104 Blood Pressure Kit

$7.45
0 bids3d 11h left
See listingBrooklyn, US
lillyssensations
Feedback
100.0%Excellent· 184
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Oura Ring Gen3 Horizon - Stealth (Black) Size 11 + Charger, Protector
UsedBuy It Now

Oura Ring Gen3 Horizon - Stealth (Black) Size 11 + Charger, Protector

Oura Gen3 Horizon Stealth Ring, Size 11. Horizon style (rounded edges). Continuous monitoring - works for all skin tones. Monitor temperature continuously during sleep. Very good condition, worn (inconsistently) less than three months.

$90.01
Free ShippingHartford, US
108books
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100.0%Excellent· 648
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RigiScan Plus
UsedBuy It Now

RigiScan Plus

$2500.00
Free ShippingLas Vegas, US
esuss84
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100.0%Excellent· 18
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ActivForce 2 Bluetooth Handheld Dynamometer Complete Kit Tested & Working
UsedBuy It NowBest Offer

ActivForce 2 Bluetooth Handheld Dynamometer Complete Kit Tested & Working

Connect to the ActivForce app via Bluetooth. The original battery is still functioning well. Be in full working order. Physiotherapists. Ideal for.

$277.54
See listingEast Brisbane, AU
davdavlawr
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100.0%Excellent· 33
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RESPeRATE Ultra RR152-1M (Ultra) Blood Pressure Lowering Device. W/ Sensor& Buds
-1%
UsedBuy It NowBest Offer

RESPeRATE Ultra RR152-1M (Ultra) Blood Pressure Lowering Device. W/ Sensor& Buds

The ear buds headphones, the RM109 sensor, etc. Not sure why it is discolored on the one side, but it of course it doesn’t affect the functionality of the device at all.

$85.00$86.00-1%

You save $1.00

See listingWoodstock, US
bparks-2009
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100.0%Excellent· 234
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NEW IN BOX-- Omron 3 Series Upper Arm Blood Pressure Monitor
UsedBuy It NowBest Offer

NEW IN BOX-- Omron 3 Series Upper Arm Blood Pressure Monitor

this is a lightly used unit-- Omron 3 Series Upper Arm Blood Pressure Monitor needs batteries which are not included but I tested it and it works well

$19.99
See listingHudsonville, US
kleenupinc
Feedback
100.0%Excellent· 819
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Soberlink Connect Digital Bluetooth Breathalyzer Alcohol Test Checker and Case
UsedBuy It NowBest Offer

Soberlink Connect Digital Bluetooth Breathalyzer Alcohol Test Checker and Case

Gently used - Works great and information wiped. Soberlink Cellular Alcohol Monitoring Device.

$85.00
+$5.58Sammamish, US
tbenson206
Feedback
100.0%Excellent· 561
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BACtrack S80 Pro Portable Breathalyzer - Black
-1%
UsedBuy It NowBest Offer

BACtrack S80 Pro Portable Breathalyzer - Black

BACtrack S80 Pro Portable Breathalyzer - Black.

$34.50$35.00-1%

You save $0.50

See listingPendleton, US
thermprints
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100.0%Excellent· 575
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RingConn Gen 2 air galaxy silver health ring size 8 tracks health with charger
UsedBuy It NowBest Offer

RingConn Gen 2 air galaxy silver health ring size 8 tracks health with charger

Health ring app requires no subscription

$120.00
See listingSomerset, US
ky-822516
Feedback
100.0%Excellent· 1
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Panasonic EW3109 Portable Automatic Arm Blood Pressure Monitor No Cuff Vintage
-1%
UsedBuy It Now

Panasonic EW3109 Portable Automatic Arm Blood Pressure Monitor No Cuff Vintage

Panasonic EW3109 Portable Automatic Arm Blood Pressure Monitor No Cuff. No batteries included Works great in used condition, purchase includes the device in the photos and that’s it. No cords/no cuff Item ships next business day Smoke free pet free home

$39.99$40.49-1%

You save $0.50

Free ShippingFranklin Grove, US
fabulousfinds_42
Feedback
100.0%Excellent· 33
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Panasonic EW3109 Portable Automatic Arm Blood Pressure Monitor w/adapter and bag
UsedBuy It Now

Panasonic EW3109 Portable Automatic Arm Blood Pressure Monitor w/adapter and bag

Panasonic EW3109 Portable Automatic Arm Blood Pressure Monitor w/Adapter & Bag

$60.00
See listingCalifornia City, US
nathaalvar.5sma6njt
Feedback
100.0%Excellent· 43
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Femometer Ring Size 8 Fertility Tracking Ring FM-IRS-101 White / Pink
UsedBuy It NowBest Offer

Femometer Ring Size 8 Fertility Tracking Ring FM-IRS-101 White / Pink

Femometer Ring Size 8 Fertility Tracking Ring FM-IRS-101 White / Pink. Crack on the ring which is common for this ring. Reduced price because of the crack. Works fine.

$70.00
+$10.00Snellville, US
moha0579
Feedback
100.0%Excellent· 87
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SleepO2 Wrist Recording Pulse Oximeter Continuous Oxygen Monitor Tracking (Used)
UsedBuy It Now

SleepO2 Wrist Recording Pulse Oximeter Continuous Oxygen Monitor Tracking (Used)

3.2.4 That’s it ! The device itself has built-in data storage to record SpO2 & Pulse Rate continuously throughout the night without a smartphone. 3.1.2 Turn on the Bluetooth on your phone, launch the app and set up your profile.

$39.00
Free ShippingMonrovia, US
justbuyinc
Feedback
99.8%Excellent· 8.4k
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Braebon MediByte Jr Home Sleep Test Re-Usable with Included Parts
UsedBuy It NowBest Offer

Braebon MediByte Jr Home Sleep Test Re-Usable with Included Parts

A compact FDA-cleared Home sleep testing device used by dentists and physicians. Has all the compartments and patient instructions. We don’t use these in our office anymore.

$800.00
See listingSan Jose, US
nala9429
Feedback
100.0%Excellent· 256
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Omron 10 Series BP760N Upper Arm Wireless Monitor w/ Cuff Irregular HB
UsedBuy It NowBest Offer

Omron 10 Series BP760N Upper Arm Wireless Monitor w/ Cuff Irregular HB

Does not include apple watch lol. Did put new AA batteries in the device but you may need an extra set eventually. Screen does have a scratch in the middle but device functions well.

$21.99
See listingRobert, US
robertsonlisting
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100.0%Excellent· 11
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EMAY EMO-80 Bluetooth Pulse Oximeter, Digital Display, Battery Powered
UsedBuy It NowBest Offer

EMAY EMO-80 Bluetooth Pulse Oximeter, Digital Display, Battery Powered

Record First, Sync Later! Just put it on to record and take it off to sync later at your convenience.

$29.50
See listingOceanside, US
twk714
Feedback
100.0%Excellent· 518
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Omron 5 Series Wireless Upper Arm Blood Pressure Monitor - BP7250
UsedBuy It NowBest Offer

Omron 5 Series Wireless Upper Arm Blood Pressure Monitor - BP7250

Irregular Heartbeat Detection. ⁠OMRON Connect App. Blood pressure monitor unit. : Flags and displays the precise count (up to three) of irregular heart rhythms caught during a session. Key Features. : Automatically calculates and shows the average of your last 3 consecutive readings taken within a 10-minute window.

$16.50
See listingCamarillo, US
crystal-946
Feedback
100.0%Excellent· 9
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Supreme BACtrack Go Keychain White Breathalyzer
UsedBuy It NowBest Offer

Supreme BACtrack Go Keychain White Breathalyzer

Supreme BACtrack Go Keychain for sale. Original owner. Minor scratches and still works great!

$70.00
Free ShippingSaint Petersburg, US
shan.helle
Feedback
100.0%Excellent· 10
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1PC Used Fluke 62 Mini Handheld Infrared Thermometer Non-Contact Temp Gun #W
UsedBuy It Now

1PC Used Fluke 62 Mini Handheld Infrared Thermometer Non-Contact Temp Gun #W

Quantity: 1PC. Condition: Used, Fully Tested, Fully Functional.

$38.95
Free ShippingCN
wamcox
Feedback
100.0%Excellent· 2
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Contec08A-Vet Digital Blood Pressure Monitor Sphygmomanometer Veterinary Device
UsedBuy It Now

Contec08A-Vet Digital Blood Pressure Monitor Sphygmomanometer Veterinary Device

Authentic Contec08A-VET veterinary blood pressure monitor. Designed specifically for veterinary applications. Type: Veterinary Digital Blood Pressure Monitor. Intended Use: Veterinary Blood Pressure Monitoring.

$59.98
Free ShippingWheaton, US
bluegrape-co
Feedback
100.0%Excellent· 3
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Omron HEM‑711AC Automatic Blood Pressure Monitor with Cuff & Manuals
UsedBuy It NowBest Offer

Omron HEM‑711AC Automatic Blood Pressure Monitor with Cuff & Manuals

Omron HEM-711. Blood Pressure Testing. Cuff, Monitor, User Manual. Country of Origin. Automatic, Digital. Power Source. Battery, Power Adapter. Product Line.

$31.19
Free ShippingSaint Johns, US
palia11
Feedback
100.0%Excellent· 68
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BACtrack Trace Breathalyzer Alcohol Tester - Used
UsedBuy It NowBest Offer

BACtrack Trace Breathalyzer Alcohol Tester - Used

BACtrack Trace Breathalyzer Alcohol Tester - Used

$19.99
See listingFraser, US
blackm4mba824
Feedback
100.0%Excellent· 10
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EX1150 Merline USB Communication Transmitter – Abbott OEM Unit
-10%
UsedBuy It Now

EX1150 Merline USB Communication Transmitter – Abbott OEM Unit

EX1150 Merline USB Communication Transmitter – Abbott OEM Unit.

$108.00$120.00-10%

You save $12.00

See listingKansas City, US
redkingdom_wholesale
Feedback
99.9%Excellent· 1.8k
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Drager Alcotest 7110 Advanced Professional Alcohol Analyzer Tester
-20%
UsedBuy It NowBest Offer

Drager Alcotest 7110 Advanced Professional Alcohol Analyzer Tester

Pictures are from one of the units as a sample. Price is for one unit. 1841 W Carriage House Dr, Baton Rouge, LA 70815. This item is sold by Kandara, LLC. "The sale of this item may be subject to regulation by the U.S. Food and Drug Administration and state and local regulatory agencies.

$299.99$374.99-20%

You save $75.00

+$50.00Baton Rouge, US
mkandara
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99.6%Excellent· 2.3k
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