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๐ Elevate your smart space with the beacon thatโs always one step ahead!
The Blue Charm Beacons BC021 MultiBeacon is a compact, BLE 5.0 iBeacon with an industry-leading 90-meter range, dual trigger options (button and movement sensor), and real-time battery broadcast. Compatible with BLE 4.0/5.0 devices and fully configurable via free mobile apps, itโs designed for seamless integration with smartphones and smart home platforms like Home Assistant. With a 16-month battery life and customizable broadcast formats, itโs the ultimate tool for reliable, instant presence detection and smart automation.





| ASIN | B08PCHJ1KS |
| Antenna Location | Driveway, Garage, Garden, Lawn, Sidewalk, Terrace, Walkway |
| Are Batteries Included | Yes |
| Are batteries included? | Yes |
| Battery Average Life | 16 months |
| Battery Serviceability | Replaceable |
| Best Sellers Rank | #27,494 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #61 in Motion Detectors |
| Brand | Blue Charm Beacons |
| Compatible Devices | All smartphones with bluetooth capability and also other BLE beacon scanner devices |
| Compatible devices | All smartphones with bluetooth capability and also other BLE beacon scanner devices |
| Connectivity Technology | Bluetooth |
| Control Method | App |
| Customer Reviews | 4.3 out of 5 stars 44 Reviews |
| Enclosure Material | Acrylonitrile Butadiene Styrene (ABS) |
| Item Dimensions L x W x Thickness | 36L x 36W x 6Th millimeters |
| Item Type Name | iBeacon |
| Item Weight | 0.01 Kilograms |
| Manufacturer | Blue Charm Beacons |
| Material | Acrylonitrile Butadiene Styrene (ABS) |
| Mfr Part Number | BC-021 |
| Model Number | BC-021 |
| Number of Batteries | 1 Lithium Metal batteries required. (included) |
| Number of Items | 1 |
| Number of batteries | 1 Lithium Metal batteries required. (included) |
| Product dimensions | 36L x 36W x 6Th millimeters |
| Range | 90 Meters |
| UPC | 612637579110 |
| Unit Count | 1 Count |
J**A
Robust and reliable ESP32 BLE iBeacon tracking in Home Assistant
Absolutely love this little guy on my keyring. Works as a super reliable and almost zero latency presence detector for Home Assistant automations when I arrive and leave home. I configured my ESP32 AIR-1 and MSR-1 air quality sensor and mm wave radar devices as BLE proxies and they do a great job of picking up the advertisements. Absolutely wonderful to finally have something so reliable and instant to trigger automations when I leave and arrive my NYC apartment. Absolutely zero false triggers/flapping in my year of using it. It's super configurable with the phone app (you can pair right after you turn on the device to set up). It's definitely worth it to take the time to read the documentation--there is even a button functionality you can configure for an additional remote trigger after you arrive home. Highly recommended!
C**R
Home automation must have..
Been using this for a few weeks now. Connected it with Home Assistant and ESPresense. Now I can run automations on arrival/departure etc. Easy setup, 100% reliable. I am sure there are other ways to add further functionality but aces what I need now.
S**E
Recommended!
I used 3 of these to develop a system to track my cars in the garage. They worked extremely well. Documentation and the corresponding app were excellent. Recommended
R**R
Works well, good defaults, robust firmware
Works great out of the box. The KBeacon config utility has tons of great features including enabling TLV broadcasts for battery / uptime monitoring and forcing "always on" mode. Note that you can find the same item from Chinese sites at half the cost. I still prefer supporting the small company that sells on Amazon w/ quick delivery.
R**Y
Works great out of the box for ESPresense
Bought this to track keys for an occupancy sensor in ESPresense. Out of the box it already transmits iBeacon so didn't even need to download the app to configure. Had it running for a few days and it's been working great and consistent. UPDATE: I bought a second one of these. Turns out that out of the box they give off the exact same iBeacon IDs as each other. I debated taking a star off for this but it was easy enough to alter the ID using their app. I still really like it so keeping the 5 stars but this should be known by others.
Trustpilot
2 weeks ago
2 weeks ago