Alarm or monitor ยท Level Sense

Level Sense LS-ProXV Wi-Fi Sump Alarm

A Wi-Fi alarm with environment sensors

Updated October 2026

Quick verdict

A thorough Wi-Fi alarm.

Strength
Several sensors plus battery backup.
Trade-off
Pricier.
Right buyer
Basements you can't check daily.
Voltage
120 V
Power source
AC with Self Recharging Battery Back-Up
Dimensions (seller)
5"L x 1.2"W x 5"H
Product weight
1.2 lb
Prices change often; the button shows today's price.

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Why it matters

The Level Sense Pro watches the sump level with a float switch and adds leak, temperature and humidity sensing, plus a power-outage alert. An auto-recharging internal battery keeps it reporting when the power goes out.

The free basic portal shows current conditions from any phone or computer. Level Sense makes it in the USA and gives a two-year warranty.

Who it's for, and who should skip it

Good fit if

  • Second homes and rentals
  • Freeze-prone basements
  • Owners who travel

Look elsewhere if

  • Homes without Wi-Fi
  • Tight budgets

Pros and cons

Pros

  • Several sensors
  • Battery backup
  • Free basic portal

Cons

  • Higher price
  • Needs Wi-Fi
  • Float must be mounted

Limitations to weigh

  • Wi-Fi alerts need a working router and power; units with a backup battery keep the local alarm sounding in an outage.

Specifications

Every figure below comes from the source shown in brackets. Where the maker doesn't state something, we say so instead of estimating.

Compatible devicesHome Security System, Laptop, SmartphoneRetailer
Dimensions (seller)5"L x 1.2"W x 5"HRetailer
Batteries1 Lithium Polymer batteries required.Retailer
Voltage120 VRetailer
Mounting / installationFloor MountRetailer
Product weight1.2 lbRetailer
Model numberLS-ProXVRetailer

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Final verdict

A complete basement watchdog for homes left alone.

Where to buy

Our links open this exact model's product page. Prices and stock change; check what's included before you order.

Prices change often; the button shows today's price.

Each button opens this exact model. We may earn a commission on tracked links; it never changes what we publish. Disclosure

Questions buyers ask

What does the Level Sense Pro monitor?
Sump water level, leaks, temperature, humidity and power outages.
Does it have a backup battery?
Yes, an auto-recharging internal battery.