Pls contact seller to get more detail about it.

 hb hemoglobin meter

Accurate hemoglobin meter

Measuring Principle: Optical reflectance

Strip: H12 Hemoglobin Test Strips

Measuring time: Less than 30 seconds

Measuring range: 4.0g/dL ~ 24.0g/dL. Results under 4.0g/dL and over 24.0g/dL
will display as “Lo” and “Hi” respectively so as to indicate the result
which is out of range.

Display: LCD, test result displaying in SI

Weight: < 58g (Battery included)

Outer dimension: 102mm×50mm×19mm

Power: DC 6V (Two CR2032 Battery)

Operating Ranges: 15 ~ 30°C; RH ≤80% non-condensing

Ultimate Ranges: -20 ~55°C ; RH < 90% non-condensing

Others: Internal trouble check and display

Available life: 8 years

Here we also have many other brand test strips, you can contact me if you have needs.