On Call Extra User Manual

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Press the ◄ button to turn the meter beep “On” and “Off”. Press the ► button
to confirm your selection.
7. Ketone Indicator: The meter comes with the Ketone indicator feature disabled.
Press the ◄ button to switch between turning the Ketone indicator “On” and
“Off”. Press the ► button to confirm your selection. When the Ketone indicator
is enabled, if the test result is higher than 16.7 mmol/L (300 mg/dL), the symbol
of "Ketone?" will appear on the display.
8. Hyper Indicator: The meter comes with the Hyper indicator feature disabled.
Press the ◄ button to turn the Hyper indicator “On” or “Off”. Press the ► button
to confirm your selection. When the Hyper indicator is “Off”, pressing the ►
button will go to the next Hypo indicator set up. When the Hyper indicator is
“On”, pressing the ► button will go to the Hyper indicator level set up. At the
Hyper level set up, press the ◄ button to adjust the Hyper level. Press the ►
button to go to the Hypo indicator set up.
OR
OR

On Call Extra Specifications

General

Sample Size	0.4 µL
Test Time	4 seconds
Blood Sample	Capillary whole blood
Battery	2 x AAA batteries
Display	LCD
Battery Life	Approximately 1, 000 tests
Automatic Power Off	2 minutes
Operating Humidity	10-90% RH
Measurement Range	20 - 600 mg/dL (1.1 - 33.3 mmol/L)
Memory	450 tests
Operating Temperature	5°C to 45°C (41°F to 113°F)