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TO AFFIX USING DOUBLE-SIDED TAPE, FOLLOW THESE STEPS: 

  

1. 

Clean both surfaces before affixing double-sided tape. 

2. 

Peel one side of the tape and press it firmly against the back of the holder. 

3. 

Now peel the other side of the tape and stick the holder firmly onto the 
surface. Do not stick onto bricks, enamel finished or greasy surfaces. 

 

Note:     

Do not secure the transmitter on metal frames or doors because this 

may cause interference with 433MHz transmission. 

 

BATTERY CHANGE 

It is recommended to replace the batteries in the unit on an annual basis. 

 

 

 

Please help in the preservation of the environment.  
Return used batteries to an authorized depot.

 

 

SPECIFICATIONS

 

Projection temperature display range 

:  -29°C to +69°C with 1ºC resolution 

Projection distance 

:   maximum 2 meters 

Temperature measuring range 

• 

Indoor  

:  0°C to +49°C with 0.1ºC resolution 

• 

Outdoor 

:    -29.9°C to +69.9°C with 0.1ºC resolution 

Temperature checking interval 

• 

Indoor 

:  every 10 seconds 

• 

Outdoor : 

every 

minutes 

Outdoor temperature transmission 

:  every 1 minute 

Transmission frequency 

:  433.92 MHz 

Transmission distance 

:  maximum 25 meters in open field 

Power source 
Projection Clock 

:  3 x AA, IEC LR6, 1.5V batteries 

  

(Alkaline 

battery 

recommended) 

Or 

 

 

AC power source with input 230VAC 50Hz  

 

 

(Use the provided AC-DC adapter only) 

Outdoor Temperature Transmitter 

:  2 x AAA, IEC LR3, 1.5V batteries 

  

(Alkaline 

battery 

recommended) 

Battery life 

:  Approximately 12 months 

Dimensions (L x W x H) 

 

Projection Clock 

:  142.4 x 36.4 x 99 mm 

Outdoor Temperature Transmitter 

          :    59 x 22 x 65 mm 

 

MAINTENANCE 

• 

Avoid placing the Projection Clock in areas prone to vibration and shock as this may damage and 
inaccurate readings. 

• 

Avoid exposure to sudden changes in temperature such as direct sunlight, extreme cold and wet or moist 
conditions. 

• 

When cleaning the display and casing, use a soft damp cloth only. 
Do not use solvents or souring agents as they may mark the LCD and casing. 

• 

Do not submerge the Projection Clock into water. 

• 

Do not attempt to make any repairs to the Projection Clock. Return it to its original point of purchase for 
repair by a qualified engineer. Opening and tampering with the unit may invalidate its guarantee. 

Summary of Contents for WT-553

Page 1: ...month Alarm setting with snooze function Time zone 9 hours Temperature display in degree Celsius Indoor temperature display Outdoor temperature display Weather forecasting with 3 weather icons Weather...

Page 2: ...batteries in the Projection Clock above All the segments of the LCD will light up briefly and a beep will sound Then the time as 0 00 the indoor temperature and the outdoor temperature as C will be di...

Page 3: ...10 minutes the DCF time has not been received manually enter the time The clock will automatically attempt each hour to receive the DCF time When this is successful the received time will override the...

Page 4: ...th display mode Enter manual time setting mode and time zone setting mode Stop alarm and snooze function Set the minute weekday month and year Back light On Set the brightness level of the projection...

Page 5: ...distance of the Projection Clock should be at least 1 5 2 0 meters away from interfering sources such as computer monitors or TV sets 2 Avoid placing the Projection Clock onto or in the immediate prox...

Page 6: ...was pressed in To use the snooze feature simply press the SNOOZE key when the alarm is sounding and the alarm will snooze for 5 minutes before automatically sounding again When the alarm is snoozing t...

Page 7: ...ated However if the signals are not received you can adjust the date manually To do this 1 The year digits start flashing Use the MODE MIN key to set the year the range runs from 2000 to 2029 2 Press...

Page 8: ...to the varying areas the Projection Clock has been designed for use in In areas that experience sudden changes in weather for example from sunny to rain the Projection Clock will be more accurate com...

Page 9: ...erfering sources such as computer monitors or TV sets 2 Avoid placing the temperature transmitter onto or in the immediate proximity of metal window frames 3 Using other electrical products such as he...

Page 10: ...temperature transmission every 1 minute Transmission frequency 433 92 MHz Transmission distance maximum 25 meters in open field Power source Projection Clock 3 x AA IEC LR6 1 5V batteries Alkaline bat...

Page 11: ...R TTE Directive 1999 5 EC Summary of the Declaration of Conformity We hereby declare that this wireless transmission device does comply with the essential requirements of R TTE Directive 1999 5 EC...

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