# K190990: Digital Thermometer

- Pathway: 510(k) (Traditional)
- Applicant: Xiamen Ants Bro Technology Co., Ltd.
- Decided: Dec 31, 2019 after 260 days
- Product code: FLL (Continuous Measurement Thermometer)
- Device class: 2
- Regulation: 21 CFR 880.2910
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 3 generations back to K010238 (2001). 3 ancestors in all.
1 later device descends from it; 1 cites it directly.
0 of 5 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K101387: Digital Thermometer, Models BT-A11CN, BT-A21CN, BT-A41CN, Fudakang Industries Co., Ltd. (2010) Summary page 4.

## Most influential descendants
- K201879: Digital Thermometer Model T103, T104 (2021), 0 descendants of its own

## Indications for use
Digital Thermometer (models TM-2011, TM-3002, TM-3102) intended for the measurement and monitoring of human body temperature by users for home use. It can be used for axillary measurement and oral measurement.

Source page: https://510kreport.com/device/K190990
Methodology: https://510kreport.com/methodology