1. Introduction
Thank you for choosing the Hama 186305 Wake Up Early Bird Radio Alarm Clock. This device is a compact, radio-controlled alarm clock designed to provide accurate time and reliable alarm functions. It features a digital display, snooze function, and temperature display. Please read this manual carefully before operating the device to ensure safe and correct use.
2. Safety Instructions
- Keep the device away from moisture, water, and high temperatures.
- Do not drop the device or expose it to strong mechanical shocks.
- Do not open the device. Repairs should only be performed by qualified personnel.
- Keep packaging materials away from children to prevent suffocation.
- Dispose of batteries according to local regulations. Do not dispose of batteries in household waste.
- Only use the specified battery type (2 x AAA).
3. Package Contents
Please check that all items are present and in good condition:
- Hama 186305 Wake Up Early Bird Radio Alarm Clock
- 2 x AAA Batteries
- This Instruction Manual
4. Device Overview
Familiarize yourself with the buttons and display of your alarm clock.

Figure 1: Top View with Controls
This image shows the top of the alarm clock with its digital display and the main control buttons. From left to right, these include ALARM, MODE, +/RCC, -/°C/°F, and the large SNOOZE/LIGHT button.

Figure 2: Back View with Battery Compartment
This image displays the back of the alarm clock, highlighting the battery compartment cover, which can be opened to insert or replace the AAA batteries. A speaker grille is also visible on the lower right side.
Buttons:
- ALARM: Activates/deactivates the alarm, enters alarm setting mode.
- MODE: Switches between time display, date display, and enters time setting mode.
- +/RCC: Increases values during setting, manually initiates radio control time synchronization.
- -/°C/°F: Decreases values during setting, switches between Celsius and Fahrenheit temperature display.
- SNOOZE/LIGHT: Activates snooze function when alarm sounds, illuminates the display briefly.
5. Setup
5.1. Inserting Batteries
- Open the battery compartment cover on the back of the alarm clock (refer to Figure 2).
- Insert two AAA batteries, ensuring correct polarity (+ and -).
- Close the battery compartment cover securely.
5.2. Initial Operation and Radio Control Synchronization
Upon inserting the batteries, the alarm clock will automatically attempt to synchronize with the DCF radio signal. This process may take several minutes. During synchronization, a radio tower icon may flash on the display.
- Place the alarm clock in an open area, away from electronic devices that may cause interference.
- If synchronization is successful, the correct time will be displayed automatically.
- If the clock does not synchronize after several minutes, you can manually initiate synchronization by pressing and holding the +/RCC button.
- If the radio signal is weak or unavailable, you may need to set the time manually.
6. Operating
6.1. Setting Time Manually
If radio control is not desired or unavailable:
- Press and hold the MODE button until the hour digits start flashing.
- Use the + or - buttons to adjust the hour.
- Press MODE again to move to the minute setting. Use + or - to adjust minutes.
- Continue pressing MODE to set year, month, and day as needed.
- Press MODE one last time or wait a few seconds for the settings to be saved.
6.2. Setting the Alarm
- Press and hold the ALARM button until the alarm hour digits start flashing.
- Use the + or - buttons to adjust the alarm hour.
- Press ALARM again to move to the alarm minute setting. Use + or - to adjust alarm minutes.
- Press ALARM one last time or wait a few seconds for the alarm setting to be saved.
6.3. Activating/Deactivating the Alarm
Briefly press the ALARM button to toggle the alarm on or off. An alarm icon will appear on the display when the alarm is active.
6.4. Snooze Function
When the alarm sounds, press the large SNOOZE/LIGHT button to activate the snooze function. The alarm will pause for approximately 5-10 minutes and then sound again. To turn off the alarm completely, press any other button.
6.5. Display Backlight
Briefly press the SNOOZE/LIGHT button to illuminate the display for a few seconds.
6.6. Temperature Display (°C/°F)
Briefly press the -/°C/°F button to switch the temperature display between Celsius (°C) and Fahrenheit (°F).
7. Maintenance
7.1. Cleaning
- Only clean this product with a slightly damp, lint-free cloth.
- Do not use aggressive cleaning agents, solvents, or abrasive materials.
- Ensure no liquid enters the device.
7.2. Battery Replacement
When the display becomes dim or the functions are erratic, it is time to replace the batteries. Follow the steps in section 5.1 to replace the two AAA batteries.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Display is blank or dim. | Batteries are low or incorrectly inserted. | Replace batteries with new AAA batteries, ensuring correct polarity. |
| Time is incorrect or not synchronizing. | Weak radio signal, interference, or manual setting required. | Move the clock to a location with better signal reception. Manually initiate synchronization (press and hold +/RCC). If unsuccessful, set the time manually. |
| Alarm does not sound. | Alarm is not activated or set incorrectly. | Ensure the alarm icon is visible on the display. Check alarm time settings. |
| Buttons are unresponsive. | Temporary software glitch or low batteries. | Remove and reinsert batteries to reset the device. Replace batteries if necessary. |
9. Specifications
- Model: Hama 186305 Wake Up Early Bird
- Type: Radio Alarm Clock
- Color: White
- Dimensions (L x W x H): 7 x 3.81 x 6 cm
- Weight: 80 g
- Material: Plastic
- Power Source: 2 x AAA Batteries (included)
- Display Type: Digital
- Special Features: Radio-controlled time, Alarm, Snooze, Temperature display (°C/°F), Backlight
10. Warranty and Support
Hama GmbH & Co KG provides a warranty for this product. For detailed warranty conditions and information on how to claim warranty services, please refer to the warranty card included with your product or visit the official Hama website.
For technical support or if you have questions regarding the operation of your Hama 186305 Wake Up Early Bird Radio Alarm Clock, please contact Hama customer service. Contact details can typically be found on the Hama website or in the product packaging.
Website: www.hama.com





