Blog - RoamVitals

Buying Guides

Catching a leak before it becomes a floor

Water damage is the most common way an RV is written off, and it almost never announces itself. Where leaks actually start, and three ways to hear about one.

October 5, 2026
Read →: Catching a leak before it becomes a floor
Setup Guides

Finding your Victron Instant Readout key

Victron encrypts its Bluetooth broadcast per device, which is a good decision that leaves you with one thing to copy across. It takes about a minute once you know where to look.

October 1, 2026
Read →: Finding your Victron Instant Readout key
Setup Guides

Flashing a Xiaomi LYWSD03MMC, start to finish

The cheapest sensor worth owning needs fifteen minutes of setup before any hub can read it. It is done from a browser, it is hard to break, and here is every step.

September 28, 2026
Read →: Flashing a Xiaomi LYWSD03MMC, start to finish
Buying Guides

What monitoring can and cannot do about gas

We do not support a single CO or LP detector, and we are not going to. Here is the reasoning, and what to buy instead.

September 24, 2026
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Buying Guides

Why you wake up foggy in a sealed camper

Carbon dioxide, not carbon monoxide. A small sealed rig with two people asleep in it is close to the worst indoor air case there is, and the same breath that makes you foggy is putting water into your walls.

September 21, 2026
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Buying Guides

Why your battery says 12.6 volts and is nearly empty

Voltage is a bad way to measure a battery and a useless one for lithium. What a shunt does differently, and three ways to find out how much you actually have left.

September 17, 2026
Read →: Why your battery says 12.6 volts and is nearly empty
Guides

Checking on a stored camper without driving there

Off season, the rig sits somewhere you are not. The two questions worth answering remotely are whether it is getting too cold and whether something is still running.

September 14, 2026
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Buying Guides

Portable or hardwired: protecting your RV from the pedestal

A surge protector and an EMS are not the same product, and the difference is the one that saves your air conditioner. Portable versus hardwired, and which failure each one actually prevents.

September 10, 2026
Read →: Portable or hardwired: protecting your RV from the pedestal
Buying Guides

Knowing how much propane you actually have left

Lifting the tank tells you almost nothing and the little colour gauges lie. Three ways to get a real number, including one that reports to your phone.

September 7, 2026
Read →: Knowing how much propane you actually have left
Buying Guides

Running the air conditioner on 30 amps

The compressor asks for five times its running current for about a second, and that second is what trips the breaker. Three ways to fix it, and what you give up on the cheap one.

September 3, 2026
Read →: Running the air conditioner on 30 amps