Temperature Monitoring for Your Home
From protecting expensive groceries in your freezer to maintaining the perfect wine cellar - professional-grade Bluetooth sensors bring hospital-level accuracy to your home. No subscriptions. No WiFi required. Just simple, reliable monitoring.
Why Choose Blue Maestro for Home Use?
The same technology trusted by hospitals and laboratories - designed for everyday use
No Subscription Fees
Unlike many smart home devices, Blue Maestro sensors have no monthly fees. Buy once, use forever with our free app.
Hospital-Grade Accuracy
The same ±0.1°C accuracy used by NHS hospitals and pharmaceutical companies - now available for your home.
Easy 5-Minute Setup
Download the free bmLogger app, turn on your sensor, and start monitoring. No technical knowledge required.
Works Without WiFi
Bluetooth connection means no WiFi setup required. Perfect for garages, sheds, boats, and remote locations.
Up to 5 Years Battery Life
Industry-leading battery life on a single coin cell. No charging cables or frequent battery changes needed.
Instant Alerts
Set custom temperature and humidity thresholds. Get push notifications when conditions exceed your limits.
Internet Gateway Available
Add our BM Gateway for remote monitoring from anywhere. Check your sensors via the web even when you're away from home.
Free Cloud Dashboard
bmCloud offers a free non-commercial subscription perfect for home use. View your data online with no monthly fees.
Popular Home Applications
Discover how our sensors protect what matters to you
Fridge & Freezer Monitoring
Never lose expensive groceries or medications to a failing fridge again. Get alerts when temperatures rise before food spoils.
Wine Cellar & Storage
Protect your wine collection with precise temperature and humidity monitoring. Ideal conditions preserve taste and value.
Cigar Humidor
Maintain the perfect environment for your cigars. Monitor humidity levels to prevent drying or mould damage.
Reptile & Exotic Pet Enclosures
Ensure your reptiles, amphibians, and exotic pets thrive with species-specific temperature and humidity monitoring.
Aquarium Monitoring
Track water temperature to keep your fish healthy. Sudden temperature changes can stress or harm aquatic life.
Greenhouse & Indoor Plants
Optimise growing conditions for your plants. Monitor temperature and humidity for healthier, more productive growth.
RV & Boat Storage
Monitor your RV or boat during storage. Prevent mould, mildew, and freeze damage with temperature alerts.
Musical Instruments
Protect guitars, violins, pianos, and other wooden instruments from humidity damage and warping.
Simple Setup in 5 Minutes
No technical knowledge required
Download the Free App
Get bmLogger from the App Store or Google Play. It's completely free with no subscription required.
Turn On Your Sensor
Remove the battery tab and your sensor starts working immediately. It will appear in the app automatically.
Place It Anywhere
Put the sensor in your fridge, wine cellar, terrarium - wherever you need monitoring. The compact size fits anywhere.
Set Your Alerts
Configure temperature and humidity thresholds. Get instant notifications when conditions change.
What Home Users Say
After losing hundreds of pounds worth of food when our chest freezer failed, I invested in a Blue Maestro sensor. It paid for itself the first time it alerted me to a temperature rise.
I use these to monitor my reptile vivariums. The accuracy is excellent and the alerts give me peace of mind when I'm away from home.
My wine collection is worth more than my car. These sensors help me maintain perfect cellar conditions year-round.
Start Monitoring Today
Protect what matters most with professional-grade sensors designed for everyday use. No subscription fees. Free app. Setup in minutes.