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YF20 instruction manual
To cancel measurement
Measurement of timer and other functions does not stop even when the display is
switched. To cancel measurement, stop it following the steps below.
1
Call the [Timer] display by executing steps 1 - 3 of "Using the timer" (→
page
18
).
2
Press the lower right button
A
of the watch.
Countdown of the timer is paused.
• Press the lower right button
A
of the watch again to restart.
3
Press the upper right button C of the watch to reset the timer.
The timer’s remaining time becomes [0 min] and countdown is ended.
4
Press the middle right button
B
of the watch to finish the procedure.
The watch returns to normal indication.
• The countdown time set is kept.
• Pressing the upper right button
C
at step 3 above updates countdown time.
Bluetooth® wireless technology
Regulatory concerning to Bluetooth® (Areas where Bluetooth® is available)
Use of the Bluetooth® communication technology is not legally permitted in some
countries or regions.
• Using this watch in a country where it is not permitted may be punished under its
law.
• Communication using Bluetooth® may be monitored intentionally or accidentally.
Do not use this watch for important communication or any communication
involving human lives.
For details of Bluetooth, see the following items.
https://www.citizenwatch-global.com/support/html/en/yf20/bt_info_01_yf20.html
Specifications
Model
YF20
Type
Analog-digital combination smart watch
Display
functions
Analog section Hour, minute
Display section Indicates various functions permanently
Duration
About 2 weeks - 4 weeks (vary depending on conditions of use)
Battery
Rechargeable cell (lithium ion cell), 1pc.
Additional
functions
• Connection function (through the dedicated app on the
smartphone)
• Vibration function (for alarm and so on. setting through the
dedicated app)
• Activity monitoring function
• Heart rate measurement function
• Riiiver function
• Indications based on functions equipped with the watch:
Steps/time and achievement of each type of workout/heart rate/
calorie consumption/hours of sleep
notification of incoming calls/notification from apps/move
alerts
stopwatch/timer
Music control
weather/temperature/chance of rain
second time zone (local time)/date and days-of-week indication
assigning functions to buttons/editing watch faces
Searching the smartphone
Specifications and contents are subject to change without prior notice.
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