Introduction
Welcome to your new YISSVIC Digital Alarm Clock. This manual provides detailed instructions for the setup, operation, and maintenance of your device. Please read this manual thoroughly before using the product to ensure proper function and longevity.
Safety Information
- Keep the device away from water and high humidity environments.
- Do not disassemble or attempt to repair the device yourself. Contact customer support for assistance.
- Use only the provided Type-C USB cable for charging.
- Avoid exposing the device to extreme temperatures or direct sunlight for extended periods.
- Keep out of reach of small children to prevent accidental ingestion of small parts.
Package Contents
- 1 x YISSVIC Digital Alarm Clock (Model: BD-AC-13)
- 1 x Type-C USB Charging Cable
- 1 x User Manual
Product Overview
The YISSVIC Digital Alarm Clock is designed with a clear LED display, offering multiple alarm settings, a snooze function, and a timer. It also displays temperature and the day of the week.

Image shows the yellow YISSVIC digital alarm clock resting on a white bedsheet next to a grey pillow. The clock displays the time '09:57' and '23.5°C' with a battery indicator and day of the week in Chinese characters.
Controls and Display
The clock features an intuitive interface with buttons typically located on the back or bottom for setting time, alarms, and other functions. The front LED display shows the current time, temperature, day of the week, and various indicators for active alarms and battery status.
- SET Button: Used to enter and confirm settings.
- UP/DOWN Buttons: Used to adjust values during settings.
- ALARM Button: Used to access and manage alarm settings.
- SNOOZE/LIGHT Button: Activates snooze during an alarm or adjusts display brightness.
Setup
Power Connection
Connect the provided Type-C USB cable to the charging port on the clock and to a suitable USB power adapter (not included) or a computer USB port. The clock contains an internal rechargeable battery and can operate without constant power connection once charged.
Initial Charge
For optimal performance and battery longevity, it is recommended to fully charge the clock before its first use. A battery indicator on the display will show the charging status.
Operating Instructions
Setting Time and Date
- Press and hold the SET button until the time display starts flashing.
- Use the UP and DOWN buttons to adjust the hour. Press SET to confirm.
- Repeat the process to set the minutes, year, month, and day.
- Press SET one last time to exit the time setting mode.
Setting Alarms (Up to 3 Alarms)
- Press the ALARM button to cycle through Alarm 1, Alarm 2, and Alarm 3 settings.
- When the desired alarm number is displayed, press and hold the ALARM button until the alarm time starts flashing.
- Use the UP and DOWN buttons to set the desired alarm hour and minutes. Press ALARM to confirm each step.
- After setting the time, you may be prompted to set the alarm volume or melody (if applicable).
- To activate or deactivate an alarm, press the ALARM button briefly until the corresponding alarm icon appears (active) or disappears (inactive) on the display.
Snooze Function
When an alarm sounds, press the SNOOZE/LIGHT button to temporarily silence the alarm. The alarm will sound again after a preset snooze interval (typically 5-10 minutes). To turn off the alarm completely, press any other button.
Timer Function
The clock includes a timer function for various activities. To set the timer:
- Locate the TIMER button (or a multi-function button that accesses timer settings).
- Press and hold the TIMER button to enter timer setting mode.
- Use the UP and DOWN buttons to set the desired countdown duration (hours, minutes, seconds).
- Press the TIMER button again to start the countdown.
- The timer will sound an alert when it reaches zero.
12/24 Hour Format
To switch between 12-hour and 24-hour time display, press the UP button during the time setting process or in normal display mode (refer to specific button functions if different).
Week Display
Once the date (year, month, day) is correctly set, the clock will automatically display the corresponding day of the week on its screen.
Display Brightness Adjustment
The LED display brightness can be adjusted to suit your preference. Briefly press the SNOOZE/LIGHT button to cycle through different brightness levels or to turn the display off for undisturbed sleep.
Maintenance
- Cleaning: Wipe the clock with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Storage: If storing the clock for an extended period, ensure it is fully charged and stored in a cool, dry place.
- Battery Care: Avoid completely draining the internal battery frequently to prolong its lifespan.
Troubleshooting
- Clock not turning on: Ensure the clock is charged or connected to a power source via the Type-C USB cable.
- Alarm not sounding: Check if the alarm is activated (alarm icon visible) and if the volume is set appropriately.
- Display is dim or flickering: Adjust the display brightness using the SNOOZE/LIGHT button. If the issue persists, the battery might be low.
- Incorrect time/date: Re-enter the time and date settings as per the operating instructions.
Specifications
| Feature | Detail |
|---|---|
| Brand | YISSVIC |
| Model Number | BD-AC-13 |
| Product Dimensions | 12 x 10 x 8 cm |
| Weight | 250 g |
| Display Type | Digital LED |
| Power Source | Internal Rechargeable Battery (via Type-C USB) |
| Special Features | 3 Alarms, 12/24 Hour Display, Snooze, Timer, Week Display, Temperature Display |
| Material | Plastic and Resin |
| Room Type | Bedroom |
| Indoor/Outdoor Use | Indoor |
Warranty and Support
For warranty information, technical support, or any inquiries regarding your YISSVIC Digital Alarm Clock, please refer to the product packaging or contact YISSVIC customer service through their official channels. Keep your purchase receipt for warranty claims.





