1. Introduction
Thank you for choosing the Blomus Crono Radio-Controlled Clock. This elegant and functional wall clock is designed to provide accurate timekeeping through its radio-controlled mechanism. Please read this manual carefully to ensure proper setup and operation of your new clock.
2. Safety Information
- Keep the clock away from direct sunlight and extreme temperatures.
- Avoid exposing the clock to water or high humidity.
- Do not attempt to disassemble or repair the clock yourself. Contact qualified personnel for service.
- Dispose of used batteries responsibly according to local regulations.
3. Package Contents
Please check that all items are present in the package:
- 1 x Blomus Crono Radio-Controlled Clock
- 1 x Battery (included)
- 1 x User Manual (this document)
4. Product Overview
The Blomus Crono Radio-Controlled Clock features a sleek design with a black dial and a stainless steel frame. It utilizes a radio signal to automatically set and maintain accurate time.

Image 1: Front view of the Blomus Crono Radio-Controlled Clock. The clock features a black dial, silver hour and minute hands, a red second hand, and a silver-colored frame.

Image 2: Side view of the Blomus Crono Radio-Controlled Clock illustrating its dimensions. The clock has a diameter of approximately 12 inches (30.5 cm).
5. Setup
- Unpack the Clock: Carefully remove the clock from its packaging.
- Insert Battery: Open the battery compartment on the back of the clock. Insert the included battery, ensuring correct polarity (+/-). It is recommended to use a fresh, high-quality battery for optimal performance.
- Initial Synchronization:
- Once the battery is inserted, the clock will automatically attempt to receive the radio time signal.
- Place the clock near a window or in an open area to facilitate signal reception. Avoid placing it near electronic devices that may cause interference.
- The hands will typically move to the 12 o'clock position and then begin to search for the signal. This process can take several minutes, or up to 24 hours in some cases, depending on signal strength.
- Once the signal is received, the clock will automatically set itself to the correct time.
- Mounting: The clock is designed for wall mounting. Use appropriate hardware (not included) for secure installation.
6. Operating Instructions
The Blomus Crono Radio-Controlled Clock operates automatically once set up. It continuously receives the radio time signal to ensure accuracy, including automatic adjustment for Daylight Saving Time (DST).
- Automatic Time Setting: The clock will automatically synchronize with the radio time signal, ensuring precise timekeeping.
- Manual Reset (if needed): If the clock fails to synchronize after an extended period, remove the battery, wait for a few minutes, and then reinsert it. This will initiate a new synchronization attempt.
7. Energy Saving Feature
To conserve battery power, the clock incorporates an energy-saving feature:
- The second hand will stop moving daily between 10:00 PM and 6:00 AM.
- The hour and minute hands will continue to move normally, ensuring the correct time is always displayed.
- The second hand will resume normal operation after 6:00 AM.
8. Maintenance
- Cleaning: Wipe the clock surface with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Battery Replacement: Replace the battery annually or when the clock's movement becomes erratic. Always use a fresh, high-quality battery.
9. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Clock does not set to correct time. | Weak or no radio signal. Depleted battery. |
|
| Second hand stops moving. | Energy-saving feature is active. | This is normal operation. The second hand stops between 10 PM and 6 AM to conserve battery life. The hour and minute hands will continue to display the correct time. |
| Clock runs slow or fast. | Failed synchronization. | Ensure the clock is receiving a strong radio signal. Replace the battery. If issues persist, perform a manual reset. |
10. Specifications
| Model Number | 65437 |
| Brand | Blomus |
| Color | Black |
| Display Type | Analog |
| Material | Stainless Steel / Glass |
| Dimensions (W x H) | 12.01" x 12.01" (30.5 x 30.5 cm) |
| Depth | 3 cm |
| Item Weight | 0.88 Kilograms |
| Power Source | Battery Powered |
| Mounting Type | Wall Mount |
| Special Feature | Radio-Controlled Time Synchronization, Energy Saving Second Hand |
11. Warranty and Support
For warranty information or technical support, please refer to the Blomus official website or contact your retailer. Keep your purchase receipt as proof of purchase.