usb tester
Worth a lookShows a sweet-spot price point ($26.56 avg), but soft demand (-21.4% this quarter) keeps it on the watch list.
Avg price
Incredible$26.56avg listing price — sweet spot $15–$100
Review moat
Good896.1avg incumbent reviews — the moat a new listing must climb
Market size
Good$573K$573K/yr · 441K searches
Returns
Good2.5%return rate — above 5% kills the launch gate
Conversion
Good4.9%search→purchase rate — share of searches ending in a sale
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Competition
Good54%top-5 click share — leaders hold, buyers still browse
Price range
Good$8.20–$178.07cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Okay79%top-5 brand share — brands hold most of the demand
Growth
Bad-21.4%90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, usb tester is a $573K/yr Amazon United States market (441K searches/yr). The top 5 brands hold 79% of demand. Demand peaks in Dec. Verdict: Worth a look — 52/100.
Data updated Jul 27, 2026 · scored weekly · How we score niches
usb tester market data
- Units sold / yr
- 20K–25K
- avg 750–1,000/product
- Revenue / yr
- $531K–$664K
- units × avg price
- Conversion rate
- 4.9%
- Avg BSR
- #56
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 90%
- Out of stock
- 0.0%
- Avg brand age
- 42 months
- Avg seller age
- 163 days
Competition & brand share
The top 5 products take 54% of clicks — established leaders, but buyers still shop beyond them.Brands
15 falling
Sellers
27
Top-5 brand share
79%
Top 20: 100%
Top-5 click share
54%
Top 20: 99%
Open market
16%
- Treedix32%
- YEREADW18%
- YOJOCK14%
- Eversame8%
- KLEIN TOOLS7%
- FNIRSI6%
- Open — no brand owns it (9 brands, 16%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -21.4% search growth over the last 90 days.Peak months: Dec · busiest ÷ quietest = 1.8×
Top usb tester search terms
- usb tester92K/yr
- usb cable tester90K/yr
- usb power meter47K/yr
- usb c tester28K/yr
- treedix usb cable tester24K/yr
- usb c power meter22K/yr
- usb voltage meter21K/yr
- usb tester tool15K/yr
- usb c cable tester13K/yr
- usb power tester9K/yr
Top usb tester products on Amazon
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 21 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Treedix USB Cable Tester with 2.4 Color Screen for eMarker Reading PD 3.0/3.1 Detection Resistor and Continuity Check Compatible with Lightning Type-C Micro-B 2.0/3.0 and Mini-B Cables
Treedix$46.354.7★538 rev
YEREADW USB C Tester Power Meter 4-30V 0-12A Type-C PD Tester Digital Multimeter Voltage and Current Tester Meter Voltmeter Power Bank Capacity USB Cable Charger Detector (KWS-2303C)
YEREADW$10.324.7★614 rev
USB C Power Meter Testers Eversame 2 in 1 Type C USB Tester Color Screen LCD Digital Multimeter USB C Voltage Current Voltmeter Amp Volt Ammeter Detector USB Cable Charger Indicator DC3.6-30V/0-5.1A
Eversame$16.824.5★3,097 rev
Treedix USB Cable Tester Board USB Cable Checker Data Wire with Acrylic Case Charging Test Data Line Type-C Micro Type A Type B
Treedix$15.214.6★1,113 rev
Treedix USB Cable Tester USB Cable Checker Data Wire Fast Detection for Type-C USB-A 3.0 Micro-B 3.0 Micro-B 2.0 Mini-B 2.0 and for Lightning Cables by Checking the LEDs
Treedix$18.744.5★124 rev
Newest
by launch date
AHHOMATATA USB Cable Tester USB C Cable Tester and Analyzer LED Continuity Tester Wire Checker for Type-C & USB-A Charging Cord Data Wire Pinout Purple Kit with 3 Batteries
AHHOMATATA$10.8846 rev
POROMETISTO UT01C USB Tester 3.3-40V 0-12A USB C Cable Tester Voltage Current Power Tester Multimeter Fast Charging Protocol Detection Ripple Measurement PD2.0/PD3.1 QC2.0/QC3.0/QC4.0 (Purple)
POROMETISTO$21.7899 rev
Treedix USB Cable Tester USB Cable Checker Data Wire Fast Detection for Type-C USB-A 3.0 Micro-B 3.0 Micro-B 2.0 Mini-B 2.0 and for Lightning Cables by Checking the LEDs
Treedix$18.74124 rev
BLE caberQU Digital USB-C Cable Tester USB PD 3.0/3.1/3.2 eMarker readout 25 pin Continuity pinout USB2/3/4 Cable Resistance iOS&Android app (BLE caberQU Expert kit)
caberqu.com$178.0713 rev
USB C Tester Power Meter 2 in 1 YEREADW Digital Multimeter 3.6-32V 0-8.0A Voltage and Current Tester Meter Type C Voltmeter Battery Capacity Volt Ammeter Power Bank Fast Charger Detector
YEREADW$16.96540 rev
Trending
90-day click momentumAHHOMATATA USB Cable Tester USB C Cable Tester and Analyzer LED Continuity Tester Wire Checker for Type-C & USB-A Charging Cord Data Wire Pinout Purple Kit with 3 Batteries
AHHOMATATA$10.884.3★
YEREADW USB C Tester Power Meter 4-30V 0-12A Type-C PD Tester Digital Multimeter Voltage and Current Tester Meter Voltmeter Power Bank Capacity USB Cable Charger Detector (KWS-2303C)
YEREADW$10.324.7★
USB C Tester Power Meter 2 in 1 YEREADW Digital Multimeter 3.6-32V 0-8.0A Voltage and Current Tester Meter Type C Voltmeter Battery Capacity Volt Ammeter Power Bank Fast Charger Detector
YEREADW$16.964.4★
YOJOCK 360W USB C Tester Power Meter 4-30V 0-12A Type-C PD Tester Digital Multimeter Power Voltage and Current Tester Meter Power Bank Capacity Voltmeter USB Cable Charger Detector (KWS-2303C)
YOJOCK$10.394.5★
YOJOCK USB C Tester USB Power Meter 2 in 1 Digital Multimeter 3.6-32V 0-8.0A Voltage and Current Tester Type C Voltmeter Battery Capacity Volt Ammeter Power Bank USB Cable Charger Detector
YOJOCK$16.494.5★
What buyers say about usb tester
What buyers praise and complain about, mined from review topics.What buyers love
“Easy to operate”
“As advertised”
“Great value”
“and Fast Charge features”
“Solid Build Quality”
“gets the job done”
“Nice display options”
“Makes it easy to wire and test USB devices”
“Works very good”
“Handy toolkit essential”
What buyers complain about
“cable or charger is going bad”
“Instructions are unclear for me”
“Did not work”
“Display kinda small”
“Not the greatest quality”
“Not user friendly”
“Poor Durability”
“the plug-in ones won't work”
“point of failure when connectivity drops”
“Runs only a short time. 1.5 hours of intermittent testing”
Top return reasons
Common questions
- Is usb tester profitable to sell on Amazon United States?
- The niche generates $573K/yr across 21 tracked products. 0 of 2 products launched in the last 360 days are still selling. 90-day search growth is -21.4%. Flapen's verdict: Worth a look (52/100).
- How competitive is the usb tester niche?
- 15 brands and 27 sellers compete. The top 5 products take 54% of clicks and top 5 brands hold 79% of demand.
- What do buyers complain about in usb tester?
- Top complaints mined from reviews: Charging, Instructions/User Manual/Troubleshooting, Functionality-Overall. The return rate is 2.5%.
- When does demand for usb tester peak?
- Demand peaks in Dec; the busiest month runs 1.8× the quietest.
- What does it cost to enter the usb tester niche?
- Listings span $8.20–$178.07; the average listing price is $26.56 (sweet spot $15–$100). The average incumbent carries 896 reviews — the moat a new listing must climb.