OBEST 32138-ZJAU Wireless RV Leveling System

OBEST 32138-ZJAU is a wireless RV leveling system for checking a camper’s tilt remotely without a phone. The listing claims a 150-foot radio-frequency range and magnetic mounting, but its power details conflict, so confirm the supplied unit’s charging and battery setup before relying on it for trips.

At a glance

The listing describes a wireless level display for monitoring RV tilt from a distance, with no phone required in the product title.
A magnetic mount is claimed for attaching the sensor to a metal surface without tools.
The listing claims precision leveling within 0-4° for daily RV use.

Price

$115.59Save 15%

Reference price: ~~$135.99~~

Price checked: 13 Nov 2026

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Pros and cons

Pros

Radio-frequency operation and the claimed 150-foot range allow the readout to be checked away from the RV.
The claimed magnetic mount could make positioning easier when the chosen mounting surface is metal.
The title says no phone is required, which suits buyers seeking a standalone leveling setup.

Technical specifications

17 specifications

Identity
Brand	OBEST
Model	32138-ZJAU
Colour	Black
Compatible device	RV

Connectivity and controls
Wireless connection listed	Radio Frequency
Maximum range	150 Feet
Maximum supported devices	1

Power and battery
Battery type	Rechargeable (no specific model/size mentioned)
Battery listing	1 C batteries required. (included)
Power input claim	USB-C 5V
Power consumption claim	1.2W

Physical details and operation
Main unit weight	138g (main unit)
Transmitter weight	106g (transmitter)
Mounting claim	magnetic mount design
Measurement claim	0-4°
Sensor claim	6-axis digital accelerometer

Warranty
Warranty description	6 months

What to know before buying

Listing details to confirm

The listing gives contradictory power details: it calls the unit rechargeable, lists a required included C battery, and separately claims USB-C 5V power. It also describes a main unit and transmitter without clearly matching those to the battery and charging claims. Confirm the actual power arrangement and included components for the selected listing before purchase.

Who is it for?

A good fit for

RV and travel-trailer owners who want to monitor leveling remotely without using a phone.
Campers who can mount the sensor on a suitable metal surface and want a displayed tilt reading.

Less suited to

Buyers who need a clearly documented battery and charging configuration before purchase.
Users who need a specified multi-device setup, since the listing gives a maximum supported-device count of 1.

OBEST 32138-ZJAU Wireless RV Leveling System · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.1 / 5 · 16 ratings

5 stars63%63%
4 stars14%14%
3 stars8%8%
2 stars0%0%
1 star15%15%

Aggregate ratings are more positive than negative overall, but a notable low-star portion means experiences are not uniformly favourable. With a small rating sample and no review details supplied, the reasons for either positive or negative ratings cannot be established. Buyers should weigh that uncertainty alongside the listing’s unclear power setup.

Frequently asked questions

Does this RV leveler need a phone?

The product title says no phone is required. The listing describes a radio-frequency connection and controls.

How far away can the reading be checked?

The listing claims a maximum range of 150 Feet. Actual performance is not independently established here.

How is the sensor mounted?

The feature description claims magnetic mounting on a metal surface. It does not establish suitability for non-metal surfaces.

What power source does it use?

The listing is inconsistent: it says rechargeable, lists one included C battery, and claims USB-C 5V power. Confirm the arrangement and supplied components before buying.