indicates optimal state of ketosis
3. Quick response and resume time.
4. Auto power off for save the battery energy
5. Blinking letter Y= Yes tested person is in a state of ketosis
6. Blinking letter N=No tested person is not in a state of ketosis
7. General Assay Apparatuses easy-carrying with key-chain.
8. Quick response and resume
9. Auto power-off
10. Red-colored back light
11. Power input: Use 2x AAA 1.5 v alkaline batteries (not included)
12. General Diagnostic Apparatuses digital display results