SKMEI 1405 Digital Watch User Manual

SKMEI 1405 Digital Watch

Features

• 10 Digits LCD Display , Display Hour ,Minute ,Second ,Date and week.
• Daily Alarm and Chime hourly
• 12 / 24H format selectable
• 1/100 second Chronograph with split functions
• EL backlight
• Without sun or light , the watch power come from the battery.
• In the sun or light source , the solar panel can accept solar / light power , and supply it to the watch for work , no need battery power.

Operational Manual

1. Real Time
   • Press D key to convert 12/24 time, the screen shows “24H” when it is the 24 hour mode.
2. Daily Alarm
   • Turn On / Off Alarm and Chime: In Alarm mode (“Hour” and “Minute” do not flashing), press D key to turn on/off the Alarm 🙁 ) and Chime: ( ) in turn.
   • The Alarm opening sign ( ) and the Chime opening sign ( ) are displayed in all function modes.
   •  Whatever function mode is currently displayed, the Alarm will ring for 20 seconds when it reaches the preset time and the Alarm sign ( ) will flash during the Alarm.
   •  After turning on the Chime, sound ( BI BI )will be issued at every Chime hour.
   • Alarm setting : Press C key to select “Hour ” or “Minute “setting, Press D key to adjust the flashing item, Press C key to confirm, Press B key to return to Real Time mode.
3. Chronograph
   • The display range of the Chronograph is 59 minutes, 59.99 seconds.
   • If the Chronograph is not stopped, even if the Chronograph function is exited, the test time will continue.
   • If the Chronograph function is withdrawn, the halfway time will be cleared and the picture will return to the time-lapse measurement screen when the halfway time is displayed in the screen.
   • Press D key to Start/Stop running.
   •  When stop, press C key to zero.
   • When running , press C key to split count .
   • When press D key to exit split count .
   • Press C key to Chronograph, that is to record the completion time of the first player.
   • Then press D key to complete the measurement, record the completion time of the second players and finally press C key to clear the record.
4. Time Setting
   • “Second ” flashing when loading ,press D key to zero ; Press C key to select item as following sequence : Minute, Month, Day, Week.
   • When running, press B key to return to Real Time Mode.

Specifications

Module Size Ф36.20mm
Module Thickness（include buzzer） 8.7mm
Operational Temperature Range  -10℃~60℃
Operational Voltage  ：3.0V
Accuracy ：±45sec/month
Battery Code ：CR2032(capacitance: 220m Ah)
static average current  ：≤2.02u A (static maximum current ：3.5uA)
Alarm average current  ：≤0.98m A （Alarm maximum current ：3.5mA）
EL lighten average current ：≤7.41m A （ELlighten maximum current ：10.0mA）
Battery life  ：≥48 month(Japan Lithium)

Under the following conditions:( 4 backlight operation ( 3 seconds) per day; 60 seconds of alarm operation per day)

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