Quartz alarm clock Mebus 25739 Black Rectangle Blue Backlight

The Mebus 25739 quartz alarm clock in a black rectangular housing offers an extra-large digital display that clearly shows time, date, day of the week and indoor temperature. The clock is battery powered (AAA) and has a compact footprint of 145 × 110 × 50 mm, making it suitable for bedside tables or desks. A blue backlight improves visibility in the dark and the time format can be set to 12- or 24-hour display.

Advantages

The alarm clock provides a large, easy-to-read display with an integrated indoor thermometer showing temperature in °C or °F. It features a blue illumination that can be activated either by pressing the top button or by an acoustic impulse (clapping, knocking or similar). The device supports manual selection of 12/24-hour format and includes a snooze function that repeats the alarm after approximately 5 minutes. A built-in timer enables short time measurements.

Suitable for

• Bedroom bedside table for nightly time checking
• Children’s room or nursery to monitor indoor temperature
• Home office desk for clear time and date display
• Travel or temporary accommodation where compact alarm clocks are needed

Key specifications

• Brand: Mebus, Model: 25739
• Movement: Quartz
• Dimensions (W×H×D): 145 × 110 × 50 mm
• Power supply: AAA batteries (not included)
• Display: Extra-large digital display with date and weekday
• Backlight: Blue, activated by top button or acoustic impulse
• Temperature: Indoor thermometer, °C/°F
• Time format: 12-/24-hour selectable (AM/PM)
• Alarm: Snooze/repeat (approx. 5 minutes)
• Additional: Timer function
• MPN: 25739, EAN: 4007218257390

How to use

Insert the required AAA batteries into the battery compartment following the polarity markings. Set the current time and date using the adjustment buttons on the back or bottom of the unit and choose 12- or 24-hour format as needed. To set the alarm, use the alarm set controls and activate the alarm; press the top button when the alarm sounds to engage snooze, which will repeat the alarm after about 5 minutes. Use the timer function via its dedicated button for short time measurements. Press the top button or produce an acoustic impulse (clap, knock) to activate the blue backlight for night-time viewing.

Recommendations

Place the clock on a stable, flat surface away from direct heat sources. For accurate temperature readings, position the clock away from windows and direct sunlight. Replace batteries promptly when display dimming or unreliable operation occurs. Avoid exposing the unit to moisture.