Best RV Monitoring System for Power, Tanks, Tires and Pets

#1 · Best Overall

1. Power Watchdog RVM21S

• Weight: 1 lb

Best for: Remote RV Power Monitoring.

Why it ranks #1: Tracks voltage, amperage, kWh usage, and temperature, with text or email alerts for power issues and historical data stored on a micro SD card.

Text and email alerts can report RV power issues even when owners are miles away, including low or high voltage and polarity faults. The Power Watchdog RVM21S also tracks electrical and temperature data, making it a remote monitoring hub for owners who want both alerts and a record of conditions.

The system monitors voltage, amperage, kWh usage, temperature, and other data, giving owners a broader view of electrical conditions than alerts alone. Historical information is stored on a micro SD card for later review, which helps users look back at power activity. As a wireless hub, the RVM21S collects data from Power Watchdog surge protectors and other sensors. Text or email notifications extend awareness beyond the RV, while the supplied details tie the hub’s collection role to compatible monitoring equipment.

Skip it if you need tire-pressure or holding-tank readings; the RVM21S monitors power and environmental data rather than those systems.

The RVM21S suits owners who want remote electrical alerts, historical power data, and a hub for supported sensors. Its focus is power and environmental monitoring, so it does not replace dedicated tank or tire systems.

Listed on Amazon as: Power Watchdog RVM21S Remote RV Monitoring System, WiFi & Bluetooth

#2

2. RiVöt TankMaster

Best for: App-Based Tank-Level Tracking.

Why it ranks #2: Contactless sensors monitor fresh, gray, or black tanks, while its app offers alerts, 30-day history, and predictive charting; each tank needs a unit.

Contactless sensors monitor fresh, gray, or black tank levels without drilling, letting RV owners check capacity without relying on tank probes. TankMaster sends readings to an iOS or Android app, where users can view current levels, set thresholds, review 30-day history, and use predictive charting to plan tank service.

A TankMaster monitors one holding tank, so a multi-tank RV requires one unit per tank; the app can display up to 10 TankMasters together. That arrangement makes separate fresh, gray, and black tank readings accessible in one phone or tablet workflow. Contactless sensors avoid drilling, while alerts and 30-day history help owners respond before overflow or depletion and understand level changes over time. The included sensor cable is 18 inches, a practical routing consideration for installation.

Skip it if you want one module to monitor several tanks; the RecPro SeeLevel system supports monitoring up to seven tanks with one system.

TankMaster fits RV owners who want app-based visibility, alerts, and history for holding tanks without drilling. Plan for a separate unit per tank and check whether the 18-inch sensor cable suits the tank and routing.

Listed on Amazon as: TankMaster – Wireless RV Tank Monitoring System | Bluetooth + WiFi | Contactless Sensors (No Drilling) | Monitor Fresh, Gray & Black Tanks | App with Alerts & History

#3 · Most Tank Coverage

3. RecPro SeeLevel Panel Kit

Best for: Panel And Bluetooth Tank Checks.

Why it ranks #3: Includes seven sensors and supports monitoring up to seven tanks, with readings available on its panel or by Bluetooth through a phone.

A single display panel shows tank information on one screen, while Bluetooth also lets RV owners check levels from a phone. The RecPro panel kit includes seven sensors in several sizes and supports monitoring up to seven tanks, giving owners multiple sensor lengths for different tank dimensions.

The all-in-one panel reduces the need to move among separate displays or switches when checking tank levels, and Bluetooth offers a phone-based alternative. Seven included sensors and several available sizes let users match sensors to tank dimensions across a rig, while the system supports up to seven tanks. RV-C compatibility is identified in the product title, which matters when selecting a kit for an RV-C setup. These features suit owners who want both local panel access and phone access to tank readings.

Skip it if you want tank monitoring without an included panel; the RecPro RP-708-RBT-KT offers Bluetooth monitoring with a seven-pin connector.

This kit suits RV-C owners who want a dedicated panel and Bluetooth access for as many as seven tanks. Its RV-C designation is an important fit consideration when choosing a monitoring system for a rig.

Listed on Amazon as: RecPro SeeLevel RV Tank Monitor Panel Kit, RV-C Compatible (16")

#4

4. RecPro SeeLevel Bluetooth

Best for: Multi-Tank Bluetooth Monitoring.

Why it ranks #4: Monitors up to seven holding tanks over Bluetooth, with adjustable sensor lengths and a 7-pin connector for its stated wiring setup.

One SeeLevel system can monitor up to seven holding tanks over Bluetooth, helping RV owners check multiple tank levels without a complicated wiring setup. Its adjustable sensor lengths accommodate different tank sizes, while a seven-pin connector provides the stated connection method for the module.

Monitoring as many as seven tanks with one system can consolidate level checks across an RV, while Bluetooth gives users another way to access readings. The sensors come in several adjustable lengths, which helps match the sensing arrangement to different tank dimensions. RecPro describes the module’s connection as a seven-pin connector and says it avoids complicated wiring, making the installation workflow simpler than a complex wired setup. The product listing identifies three 12-inch sensors, so check the supplied sensor arrangement against the tanks being monitored.

Skip it if you want an included display panel showing all tank readings on one screen; the RecPro RP-709-BTP7-KT7 panel kit provides one.

This SeeLevel system suits RV owners consolidating multiple tank readings with Bluetooth and a simple connector-based setup. Its listed kit includes three 12-inch sensors, so review sensor quantity and length for your tank layout.

Listed on Amazon as: RecPro SeeLevel RV Tank Monitor | Bluetooth | 3 Sensors (12")

#5 · Best Pet Camera Bundle

5. Waggle Pet Monitor Lite

Best for: Remote Pet Environment Checks.

Why it ranks #5: Combines real-time temperature and humidity alerts with an RV mini camera offering continuous streaming and two-way communication; both devices require separate subscriptions.

The Waggle Pet Monitor tracks temperature, humidity, and power status in an RV or vehicle, with real-time alerts to help owners respond while away. Its bundle adds an RV Mini camera for continuous video streaming and two-way communication, pairing environmental checks with a way to see and speak to a pet remotely.

The cellular Waggle monitor reports temperature and humidity changes with instant alerts, supporting remote pet-safety checks when the owner is away from the vehicle. The RV Mini camera adds continuous video streaming and two-way communication, so the bundle provides both environmental information and direct visual contact. These functions serve distinct roles: alerts can call attention to changing conditions, while the camera lets owners check the pet. The product listing states that each component requires a separate subscription.

Skip it if you need tank-level or tire-pressure monitoring; the Waggle bundle tracks pet environment and video, not those RV systems.

This bundle suits RV and camper owners checking on pets remotely who want both environmental alerts and camera access. Account for two separate subscriptions, and choose it for pet monitoring rather than tank or tire data.

Listed on Amazon as: Waggle 4G LTE Pet Monitor Lite + RV Mini Camera – Cellular Temperature & Humidity Monitor, Real-time Alerts – RV/Camper/Van/Car Monitoring – Subscription Required

#6

6. FALA IOT S22A

• Weight: 350 g

Best for: Cellular Climate Monitoring.

Why it ranks #6: Provides real-time temperature and humidity monitoring with customizable alerts, plus an LCD display for checking readings at the device.

A 4G cellular connection pairs with real-time temperature and humidity monitoring, letting FALA IOT users receive environmental updates when they cannot be at the RV. Customizable alerts help flag changing conditions, while the LCD display shows temperature and humidity locally for quick checks near the monitor.

The S22A reports temperature and humidity and offers customizable alerts, supporting remote awareness of an RV’s environment for pets, plants, equipment, or stored valuables. Its LCD also makes those two readings visible at the device, giving users a direct check alongside the cellular monitoring. The included power adapter and charger cable support powered operation, while hook-and-loop tape and a cable tie are supplied for securing the unit. The listed functions focus on temperature and humidity rather than tank or tire readings.

Skip it if you need tank-level or tire-pressure data; the RecPro SeeLevel panel kit monitors tanks, while the Masoll XM-2+RP12+MZS3 monitors tires.

The S22A fits RV owners who need cellular temperature and humidity checks for pets, plants, or stored items. Its listed monitoring scope is environmental, so it is not a substitute for tank-level or tire-pressure systems.

Listed on Amazon as: 4G RV Pet Monitor, Remote Cellular Temperature & Humidity Sensor

#7 · Most Sensor Types

7. Elitech Loget260

• Weight: 8 oz

Best for: Cellular Multi-Sensor Logging.

Why it ranks #7: Supports temperature, humidity, light, shock, and location sensing, and stores 100,000 offline record points for upload when the network returns.

The Loget260 can retain 100,000 offline record points and upload them when network service returns, helping preserve monitoring history through a connection interruption. Its listed sensing includes external temperature, humidity, light, shock, and location, giving RV users several kinds of environmental and movement data in one monitor.

Offline storage of up to 100,000 record points supports continued data capture when the network is unavailable, with stored information uploaded after connectivity returns. Shadow data is also specified to keep recording during sudden situations such as forgetting to turn the device on or mistakenly stopping it. Standard sensing spans temperature, humidity, light, shock, and location through LBS, creating a broader monitoring record than climate readings alone. The product title identifies 4G cellular connectivity and RV pet monitoring use.

Skip it if you only need a simple temperature-and-humidity display; the FALA IOT S22A includes an LCD for those two readings.

The Loget260 suits RV owners who want cellular monitoring with offline records and several sensor types, including location and shock. Its listed temperature and humidity measurements use external sensors, a relevant setup consideration.

Listed on Amazon as: Elitech 4G Cellular RV Pet GPS Temperature Humidity Monitor Loget260

#8 · Best Camera and TPMS Combo

8. Haloview Byte Tango BT7

Best for: Combined Camera And TPMS.

Why it ranks #8: Combines tire pressure and temperature monitoring with a 1080P wireless reversing camera and a 7-inch touchscreen display.

A 1080P wireless reversing camera and tire-pressure monitoring share the Haloview BT7 system, giving RV drivers rear-view visibility alongside tire pressure and temperature data. Its seven-inch touch screen brings the two monitoring tasks together, making it a fit for owners who want one display for reversing and tire checks.

The BT7 combines a wireless observation camera with TPMS sensors, allowing drivers to view behind the RV while also tracking tire pressure and temperature. The seven-inch touch screen provides a shared interface, reducing the need to consult separate displays for those functions. Tire readings are specified as accurate to ±1.5 PSI or ±6°F, with BAR or PSI and Celsius or Fahrenheit display options. Surface mounting is the listed installation type, and compatibility is specified for several Haloview BTC models.

Skip it if you do not need a reversing camera or use a listed compatible Haloview BTC device; the Tymate TM2 focuses on tire monitoring.

The BT7 suits RV drivers who want rear observation and tire monitoring on one seven-inch display. Its specified compatibility is limited to listed Haloview BTC devices, so check system fit before planning an installation.

Listed on Amazon as: Haloview Byte Tango BT7 TPMS with 4 Sensors 1080P RV Wireless Backup Camera

#9

9. Tymate TM2

• Weight: 9.6 oz

Best for: RV Tire-Pressure Alerting.

Why it ranks #9: The four-sensor TPMS provides fast-leak, pressure, temperature, and signal-loss alerts, with pressure thresholds set from the reading at installation.

Six alarm modes cover fast leaks, high or low pressure, high temperature, low sensor voltage, and signal loss, helping RV owners notice several tire-related conditions from one system. The Tymate TM2 also sets the current pressure as its reference when sensors are paired, simplifying threshold setup at installation.

The automatic reference-pressure setup means the pressure measured as each sensor is installed becomes the basis for high- and low-pressure alerts, reducing manual threshold entry. Six alarm modes extend monitoring beyond pressure changes to temperature, fast leaks, sensor voltage, and signal loss, so the alert system can flag multiple kinds of tire or sensor issues. Its set of four sensors suits a four-tire monitoring setup; the supplied information does not specify coverage beyond those four sensors.

Skip it if you need to monitor more than four tires with the listed set; choose the Masoll XM-2+RP12+MZS3, which offers kits with up to eight sensors.

The TM2 suits RV owners who want tire-pressure and temperature alerts with straightforward sensor pairing. Its four included sensors are the key fit boundary, so consider tire count before choosing it for a larger setup.

Listed on Amazon as: Tymate TM2 RV Tire Pressure Monitoring System, TPMS Set of 4 Sensors

#10

10. Masoll XM-2 TPMS

• Weight: 14 oz

Best for: Long-Trailer Tire Monitoring.

Why it ranks #10: A dedicated four-sensor TPMS kit includes a repeater and supports RV setups under 145 PSI and 120 feet, but covers tire monitoring only.

An included signal booster extends transmission range up to 120 feet, supporting tire monitoring on long trailers and fifth-wheels. The Masoll XM-2+RP12+MZS3 bundle includes a color LCD monitor, repeater, and four tire sensors, with four-level display brightness for adjusting screen visibility.

The booster’s stated range of up to 120 feet can help maintain sensor transmission across a longer RV setup, and the product specifies operation for configurations below 145 PSI and within that distance. Four included sensors cover a four-sensor setup, while the color LCD offers four brightness levels for screen adjustment. The listing describes kit options with two, four, six, or eight sensors, so buyers can select according to tire count; this particular bundle includes four sensors and a repeater.

Skip it if you need more than four sensors in the bundle; the Masoll listing offers separate six- or eight-sensor kit options.

This Masoll bundle suits RV owners monitoring four tires, especially on a trailer or fifth-wheel within the stated 120-foot range and 145 PSI limit. Check sensor count and operating boundaries against your setup.

Listed on Amazon as: Masoll RV Tire Pressure Monitoring System, TPMS Sensors Set of 4