Specifications

YCO-1093-02-02
Contraindications
Never use the Yamato ClockMINI or ClockNAVI with any of the following electronic medical de-
vices:
Implanted electronics such as a pace maker.
Electronic life support equipment such as a respirator.
Bio-monitoring equipment such as an electrocardiograph.
Using this unit in combination with the electronic medical devices mentioned above can cause
interference with the operation of the medical devices.
To ensure the safety of unborn children, pregnant women should not use the Yamato ClockMINI
and ClockNAVI devices to estimate body fat percent. The effects of electrical current on the fetus
are not known.
1
Important Information
The ClockMINI (DF301) and ClockNAVI (DF311) combine a body fat monitor with a clock in a compact
device that can be conveniently carried. The devices utilize the measurement of bioelectric impedance
to estimate the body fat percent of the user. Because impedance is measured through the fi ngertips, the
user does not need to remove his or her clothing. The devices provide the following functions: estima-
tion of body fat percent, calculation of body mass index (ClockNAVI only),determination of body fat level,
time of day, alarm and timer. The devices store personal data for several users or for one user over a
period of time.
Before using the ClockMINI (DF301) or ClockNAVI (DF311), please note the following safety information.
Indications for Use
The Yamato ClockMINI and ClockNAVI clock and body fat monitors are intended for use in the
estimation of body fat percent in users aged 10 to 80 years.