The MarCELL Cellular Temperature, Humidity & Power Monitor (Verizon) ($119.95) is worth considering with a 8/10 consensus score across 2 expert reviews. Experts highlight no wifi needed at all — ideal for a cabin with no broadband and 48-hr backup battery covers and reports a power outage. Best for: No-internet cabins with Verizon coverage that want outage-proof cellular failover at a lower price than the AT&T PRO, without needing the probe.
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MarCELL Cellular Temperature, Humidity & Power Monitor (Verizon)
Temperature & Humidity
SmartHomeExplorer proprietary rating
2 expert sources
The MarCELL Cellular Temperature, Humidity & Power Monitor (Verizon) earns a SHE Score of 6.1/10, driven by strong value (9/10) with room to improve in future-proofing (5/10). Based on 2 expert sources and SmartHomeExplorer compatibility analysis.
How we calculate the SHE Score →Expert Consensus: 8/10 across 2 sources
Last verified:Key Features
- ✓ Verizon LTE cellular — no WiFi required
- ✓ 48-hr backup battery with power-outage reporting
- ✓ Temperature, humidity, and power tracking with 24/7 alerts
- ✓ Phone call + SMS + email + dashboard alerts
Best For
What Experts Agree On
What Experts Love
- ✓ No WiFi needed at all — ideal for a cabin with no broadband
- ✓ 48-hr backup battery covers and reports a power outage
- ✓ Phone call plus SMS plus email is the full redundant channel set
- ✓ $119.95 undercuts the PRO when the property has Verizon coverage
Common Criticisms
- ✗ 20 F internal sensor only, with no external probe for deep-cold reach
- ✗ $8.25/mo subscription is mandatory and silently ends monitoring if it lapses
- ✗ Single sensing point, so it cannot watch crawl space and pump room together
What The Experts Say
Ready to buy the MarCELL Cellular Temperature, Humidity & Power Monitor (Verizon)?
Check Price on Amazon$119.95 · 2 expert sources · 8/10 consensus
Frequently Asked Questions
Is the MarCELL Cellular Temperature, Humidity & Power Monitor (Verizon) worth it?
MarCELL Cellular Temperature, Humidity & Power Monitor (Verizon) earns a 8/10 consensus score across our 12 expert sources. It is rated "Good Value" — No-internet cabins with Verizon coverage that want outage-proof cellular failover at a lower price than the AT&T PRO, without needing the probe. At $119.95, it ranks among the top picks in its category.
Who is the MarCELL Cellular Temperature, Humidity & Power Monitor (Verizon) best for?
MarCELL Cellular Temperature, Humidity & Power Monitor (Verizon) is best for: No-internet cabins with Verizon coverage that want outage-proof cellular failover at a lower price than the AT&T PRO, without needing the probe. Experts rate it "Good Value" overall.
How does the MarCELL Cellular Temperature, Humidity & Power Monitor (Verizon) compare to other Sensors options?
Among the Sensors products we have reviewed, MarCELL Cellular Temperature, Humidity & Power Monitor (Verizon) ranks above average with a 8/10 score. See our full category comparison for more details.
What smart home systems does the MarCELL Cellular Temperature, Humidity & Power Monitor (Verizon) work with?
MarCELL Cellular Temperature, Humidity & Power Monitor (Verizon) works with major smart home platforms. Check our compatibility notes on the product page for any setup requirements or hub dependencies.
What are the pros and cons of the MarCELL Cellular Temperature, Humidity & Power Monitor (Verizon)?
The main pros of the MarCELL Cellular Temperature, Humidity & Power Monitor (Verizon) are no wifi needed at all — ideal for a cabin with no broadband and 48-hr backup battery covers and reports a power outage. The main downside is 20 f internal sensor only, with no external probe for deep-cold reach. Overall, experts rate it "Good Value" with a 8/10 consensus score.
Affiliate disclosure: SmartHomeExplorer.com participates in the Amazon Associates program. We earn a commission from qualifying purchases at no extra cost to you. This consensus review is based on 2 independent expert reviews — we did not test this product ourselves. Always verify current prices and availability before purchasing.