510(k) · Cleared
ClearedInfrared Thermometer
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Beijing Choice Electronic Technology Co., Ltd. · FLL Continuous Measurement Thermometer
Cleared on Jan 21, 2022 as substantially equivalent to K191829 (Microlife Intellectual Property GmbH, 2020) after a 228-day review. Its family tree reaches back 5 generations to 2000.
- Decided
- Jan 21, 2022
- Review
- 228 days
- Class
- Class II
- Product code
- FLL
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 5 generations to K000969 (2000). 9 ancestors in all. No later device cites it as a predicate yet.
- Root · 5 generations backK000969 Microlife Digital Infrared Ear Thermometer, Model IR1DA1Microlife Corp. · 2000
- 4 generations backK020725 Microlife Digital Infrared Ear Thermometer, Model IR1DE1Microlife Corp. · 2002
- 3 generations backK033820 Microlife Digital Infrared Forehead Thermometer, Model FR1DM1Microlife Intellectual Property GmbH · 2004
- 2 generations backK100953 Microlife Non-Contact Infrared Forehead Thermometer, Model FR1DZ1Microlife Intellectual Property GmbH · 2010
- 1 generation backK191829 Microlife Non-Contact Infrared Forehead ThermometerMicrolife Intellectual Property GmbH · 2020
- This deviceK211752 Infrared ThermometerBeijing Choice Electronic Technology Co., Ltd. · 2022
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −5 | K000969 | Microlife Digital Infrared Ear Thermometer, Model IR1DA1 | Microlife Corp. | 2000 | — |
| −4 | K020725 | Microlife Digital Infrared Ear Thermometer, Model IR1DE1 | Microlife Corp. | 2002 | — |
| −3 | K033820 | Microlife Digital Infrared Forehead Thermometer, Model FR1DM1 | Microlife Intellectual Property GmbH | 2004 | — |
| −2 | K100953 | Microlife Non-Contact Infrared Forehead Thermometer, Model FR1DZ1 | Microlife Intellectual Property GmbH | 2010 | — |
| −1 | K191829 | Microlife Non-Contact Infrared Forehead Thermometer | Microlife Intellectual Property GmbH | 2020 | — |
| 0 (this device) | K211752 | Infrared Thermometer | Beijing Choice Electronic Technology Co., Ltd. | 2022 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2004 | 1 | 0 |
| 2007 | 1 | 0 |
Sources: FDA 510(k) database (decision fields), the FDA summary (predicates and indications), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.
Planning a device in FLL? A 510(k) Report weighs predicate choices, recall history and review times for a new device like this one.
Top candidate predicates for a new FLL device
- #1 K191829 Microlife Non-Contact Infrared Forehead…score 26.7 · 4 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
What was it cleared against? (1)
Devices the submitter claimed this one is substantially equivalent to (*), and reference devices cited for a specific test or feature (†), as written in the FDA summary.
| Type | Number | Device | Decided |
|---|---|---|---|
| * | K191829 | Microlife Non-Contact Infrared Forehead ThermometerSummary page 5…on 510(k) Submission—Section II 510(k) Summary Regulation Number: 21 CFR 880.2910 Product Code: FLL Class: Ⅱ Panel: General Hospital 2.3 Predicate Device 510(k) Number: K191829 Regulation Name: Clinical Electronic Thermometer Device Trade/Proprietary Name: Microlife Non-Contact Infrared Forehead Thermom… | 2020 |
What descends from it?
No later submission names this one as a predicate yet.
Has anything in its family been recalled? (0 Class I)
No FDA recall names this device.
No ancestor or descendant has a Class I recall.
What does this lineage say?
- The line of descent spans 22 years and passes through 3 companies; a new generation was cleared every 2.0 years on median.
- None of the 9 ancestors has a recall.
- 8 other devices also cite its predicate K191829.
How does its category compare?
All FLL devicesFLL Continuous Measurement Thermometer: FDA decisions, review times, recalls and adverse event reports over 20 years. 2022, this device’s year, is highlighted.
FDA decisions per year · FLL
6in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · FLL
131in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · FLL
1in 2025
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · FLL
73in 2025
MAUDE reports naming product code FLL, not matched to any one device; reports are not rates.
View these four charts as a table
| Year | Decisions | Median 510(k) review, days | Recalls (Class I) | MAUDE reports |
|---|---|---|---|---|
| 2007 | 15 | 81 | 0 | 4 |
| 2008 | 14 | 59 | 0 | 13 |
| 2009 | 13 | 84 | 0 | 9 |
| 2010 | 24 | 88 | 0 | 9 |
| 2011 | 20 | 113 | 1 | 18 |
| 2012 | 17 | 126 | 0 | 26 |
| 2013 | 14 | 149 | 0 | 16 |
| 2014 | 7 | 199 | 0 | 54 |
| 2015 | 3 | 270 | 1 | 53 |
| 2016 | 22 | 157 | 0 | 58 |
| 2017 | 16 | 174 | 2 | 118 |
| 2018 | 35 | 209 | 1 | 51 |
| 2019 | 22 | 198 | 5 | 52 |
| 2020 | 21 | 194 | 0 | 53 |
| 2021 | 43 | 218 | 0 | 115 |
| 2022 | 24 | 218 | 0 | 142 |
| 2023 | 17 | 295 | 0 | 101 |
| 2024 | 13 | 223 | 0 | 118 |
| 2025 | 6 | 131 | 1 | 73 |
| 2026 | 2 | — | 1 | — |
What is it indicated for?
Infrared Thermometer is a reusable thermometer intended for the intermittent determination of human body temperature in a non-contact mode using the center of the forehead as the measurement site on people of all ages. It can be used by consumers in the household environment and by healthcare provider.
Indications for use read by OCR from a scanned FDA summary, so letters may be misread. Check the PDF before quoting it.
https://510kreport.com/device/K211752 · printed Nov 6, 2026
Cite this page
510(k) Report. “K211752: Infrared Thermometer.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K211752
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Record history
- FDA decision record loaded May 2, 2026
- Summary read Oct 13, 2026 (extraction version 9eaa42aa01ed)
- Lineage and recalls computed Nov 3, 2026
- Page last updated Nov 3, 2026