This clock can operate all by one key.
This item can display Hours/Minutes/Seconds/Date/Timer.
Displays time with 24-hour format.
Power off memory function.
Wide working voltage: DC4.5V – 30V, reverse polarity protection.
Notice: because of the 24V storage battery may exceed 30V after fully charged, so DO NOT recommended 24V storage battery as power supply.
In order to reduce time error, please install item far away from region which is high temperature / heat source / electronic ignition / high-frequency electromagnetic wave.
Supply voltage: DC 4.5V ~ 30V
Backup battery: CR1220 (backup power, not included)
Working current: <20mA
Power button long lead: >120mm
Display: 0.4" LED, blue
Working temperature: -10C – 65C
Working pressure: 80-106kPa
Dimensions: 48 x 29 x 21 mm
Installation hole: 45.5 x 26.5 mm
Connect to power source, wiring Red to positive, Black to negative.
Built-in CR1220-3V backup button battery, the clock keeps working while no external power supply.
Power on, it shows ‘HH:MM’, this is hour-min mode, click to switch display mode, followed by hour-min mode, second mode(‘:SS’), date mode(MM.DD), timer mode(HH.:MM). It will auto return to ‘HH:MM’ if no operation at any mode.
At timer mode
Long press key to start timing(the dot under ‘:’ flash), long press key again to pause timing(the dot under ‘:’ steady), you can do the cycle to accumulate timing.
Power off and press key about 5 second to complete timing clear.
At ‘HH:MM’ mode, long press key until ‘HH’ flash, then click to set hour, after setting hour, and ‘MM’ flash, click to set mins, then you can set second or at ‘:SS’ mode long press key until it flash, click to clear it, finally long press key to save&exit TIME setting and turn to ‘HH:MM’ mode.(if no operation in 30 second during time setting, it auto quit setting mode.)
At date mode, long press key until ’xx YY’ flash, then click to set year, then you can set months and days, long press key to save&exit DATE setting and turn to ‘HH:MM’ mode.(if no operation in 30 second during time setting, it auto quit setting mode.)
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