Compact semiconductor bad breath tester that produces fast, clear results in a small, easy to carry package. The built in sensor delivers fine sensitivity and quick response so users can check breath odor levels with a simple test. Results appear on a digital LCD and a friendly cartoon indicator so readings are easy to interpret. Key benefits Fast testing and clear feedback: 9 second heater warm up and a 5 second blow time produce quick results shown on the display. Easy to read: digital LCD with an orange backlight and cartoon icons for intuitive interpretation. Five result levels: very good, normal, not lousy, bad, very bad. Simple operation: compact handheld design, battery powered (batteries not included), and basic self check function. Portable size: small dimensions make it convenient to carry in a pocket or bag. Main features Sensor type: semiconductor sensor with fine sensitivity and quick response. Display: digital LCD plus cartoon indication for immediate visual feedback. Backlight: orange backlight for comfortable viewing in varied lighting. Response and recovery: quick response time and fast reset between tests. Power: uses batteries (not included). Specifications Type: semiconductor Heating time: 9 seconds Blowing time: 5 seconds Working environment: relative humidity less than or equal to 95 percent (without condensation) Power: batteries required, not included Item size: 95 x 36 x 18 mm (3.74 x 1.42 x 0.71 in) Package contents 1 Pcs Bad Breath Tester How to use (simple steps) 1. Install batteries and power on. Allow the device to warm up for the 9 second heating period. 2. Exhale into the sensor for about 5 seconds following the device prompts. 3. Read the result on the LCD and cartoon indicator. The display shows one of five levels: very good, normal, not lousy, bad, very bad. Typical use scenarios grooming: quick checks before social events or meetings. Travel: compact tester for use during trips where oral care options may be limited. Daily routine: convenient device for regular monitoring as part of a hygiene routine. Notes Please allow 0 to 1 cm measurement deviation due to manual measurement. Actual item color may vary slightly from pictures due to monitor differences.