The Medifit MD-645 digital alcohol tester measures the alcohol concentration in exhaled breath using a semiconductor sensor. It displays results using three LED colors: green, yellow, and red. It is intended for personal, indicative use and is not a substitute for professional or legally recognized testing equipment.
Recalibration by a qualified technician is recommended after 500 measurements. A USB cable is included in the package.
- Type: Digital
- Use: Reusable
- Sensor: Semiconductor
- Measurement range: 0.00–0.19% BAC / 0.0–1.9 g/L
- Accuracy: 0.1 g/L at low levels and 2% at high levels
- Result display: Green, yellow, and red LEDs
- Green LED indication: 0.5 g/L
- Operating temperature: -5–45 °C
- Power supply: Built-in 200 mAh lithium battery
- Charging: USB
- Dimensions: 90 × 25 × 26 mm
- Weight: 22.5 g
- Package contents: USB cable
- Type
- Multi-purpose
- Digital
- Yes
- Keychain
- -
- Professional
- No
Important information
Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.