RDINSCOS Pinless Moisture Meter with Spherical Probe

Probe: RDINSCOS pinless moisture meter is a non-invasive damp tester with a spherical sensor, intended for checking moisture in wood and building materials. The listing claims readings up to 40 mm below the surface, with three material modes, a backlit colour display and audible and visual alerts.

At a glance

The listing describes pinless, non-destructive scanning, with a spherical sensor intended to reach corners and uneven surfaces without making probe holes.
Three modes are claimed for wood, walls, paper, cardboard, concrete, plaster, masonry and other common building materials.
Data hold, maximum and minimum tracking, a colour backlit display and a built-in flashlight support taking readings in dim or awkward spaces.
A three-colour bar graph and buzzer provide alerts, and the alarm threshold is described as adjustable.

Price

£26.77Save 15%

Reference price: ~~£31.49~~

Price checked: 14 Nov 2026

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Pros and cons

Pros

Pinless operation avoids inserting pins into the measured surface, according to the listing.
The spherical probe is presented as useful around corners, baseboards and uneven surfaces.
Hold, maximum/minimum tracking and configurable alerts provide several ways to compare readings on site.

Cons

The listing advises that nearby layers and metal can affect readings on thin materials, which limits confidence in those conditions.

Technical specifications

17 specifications

Identity and display
Brand / manufacturer listed	SHENZHEN REDDRAGON INSTRUMENTS CO.,LTD
Screen technology listed	LCD
Model listed	Sphérique_MT68
Part number listed	MT18

Measurement and operation
Measurement range	0‑100%
Claimed scan depth	40 mm (2 inch)
Claimed accuracy	±2.5%
Material modes	3 modes
Probe	58mm spherical sensor
Automatic shut-off	30 minutes

Display and alerts
Display size	2.4 inch
Display	colour LCD backlight screen
Alerts	3-colour LED bar graph, indicator lights and an audible buzzer alarm

Dimensions and power
Dimensions listed	19.8 x 5 x 2 cm; 310 g
Weight listed	310 g
Power source listed	Battery Powered
Battery listing	1 Lithium Polymer batteries required. (included)

What to know before buying

Listing details to confirm

The listing details are contradictory or inconsistent: it gives a 58mm spherical sensor but elsewhere describes a ball-shaped sensor, and claims a 40 mm (2 inch) depth although those figures do not correspond. Battery details also conflict, listing one Lithium Polymer battery while the package contents specify three AAA batteries. Treat these claims as unconfirmed and check the selected listing. The manufacturer also advises that thin materials can be affected by nearby layers and metal, and suggests a thickness greater than 2 cm.

What’s in the box

Included

Moisture meter
3 AAA batteries
Storage bag
User manual

Who is it for?

A good fit for

DIY users checking possible damp areas in wood, walls or other listed building materials.
Woodworkers or renovators who want a pinless scan and readings they can hold or compare.

Less suited to

Buyers needing an independently verified moisture reading or a clearly established depth and accuracy specification.
Measurements through thin material, layered surfaces or areas near metal without accounting for the stated interference caveat.

RDINSCOS Pinless Moisture Meter with Spherical Probe · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.5 / 5 · 1,530 ratings

5 stars72%72%
4 stars18%18%
3 stars6%6%
2 stars2%2%
1 star2%2%

Customer feedback describes the meter as reliable and working well, with positive comments on quality, functionality and value. That may matter for routine DIY checks, but these reports do not establish the claimed accuracy, material coverage or scan depth. The overall rating distribution is mostly five- and four-star, with a smaller share of lower ratings, and does not explain why individual customers rated it as they did.

Positive themes

Customers describe it as reliable and say it works well.
Positive feedback mentions quality, functionality and value for money.

Frequently asked questions

Does this meter use pins?

The listing describes it as pinless and says the spherical sensor measures without leaving a mark. Actual measurement conditions may affect results.

What is its claimed measurement depth?

The listing claims detection up to 40 mm and also gives the figure 2 inch. Those figures are inconsistent, so the depth is not settled by the supplied details.

Which materials can it measure?

The listing describes three modes for wood, walls, paper, cardboard, concrete, plaster, masonry and other common building materials.

What batteries are included?

The explicit contents list says three AAA batteries, but the product details separately state one Lithium Polymer battery. Confirm the battery configuration for the selected listing.