Product Overview
The LUCORB 12'' Gym Clock is a versatile digital wall clock designed for various environments including home gyms, offices, and classrooms. It features multiple display modes, remote control operation, and advanced timing functions to support your daily schedule and workout routines.
- Voice Prompts: Tracks current round and progress for focused workouts.
- 5 Display Modes: Time, date/day of week, countdown timer, stopwatch, and interval workout clock.
- Remote Control: Convenient adjustment of settings from a distance.
- 4 Custom Alarms: Includes 3 programmable daily alarms and 1 future alarm.
- Additional Functions: Built-in 999-day countdown timer, Auto DST, Auto-Dimming, and 6 adjustable time zones.


Setup Guide
1. Power Connection
The clock is electric powered and comes with an adapter and a USB Type-C cable. It is not battery operated for primary function, but has a battery backup position for saving time settings during power outages.
- Connect the USB Type-C cable to the clock's power input port.
- Plug the adapter into a standard electrical outlet.
- For time setting backup, ensure 2 AAA batteries are inserted into the remote control.

2. Remote Control Battery Installation
The remote control requires 2 AAA batteries (included). Open the battery compartment on the back of the remote and insert the batteries, observing the correct polarity.
3. Placement Methods
The clock offers two primary placement options:
- Mounting on the Wall: Use the integrated keyhole slots on the back of the clock to hang it securely on screws or hooks.
- Standing on a Table: Place the clock on any flat surface using its stable base.


Operating Instructions
1. Basic Time and Date Settings
Upon first power-up or after a power outage (if backup batteries are not installed), you may need to set the time and date. Use the remote control to navigate through the settings menu. The clock supports 12/24H format switching and Auto DST.
- Press the SET button on the remote to enter setup mode.
- Use the UP/DOWN arrows to adjust values.
- Use the OK button to confirm and move to the next setting.
- Adjust time zone as needed (6 adjustable time zones).
2. Display Modes
The clock features 5 versatile display modes, including 4 fixed display modes and 1 cycle display mode for timekeeping.
- Time Display: Shows current time (12/24H format).
- Date/Day of Week: Displays the current date and day.
- Countdown Timer: Set a specific time to count down from.
- Stopwatch: Measures elapsed time.
- Interval Workout Clock: Configurable for various workout routines.


3. Alarms
The clock supports 4 custom alarms: 3 programmable daily alarms and 1 future alarm. You can choose from 10 ringtone options and adjust the volume (6 levels).
- Press the ALARM button on the remote to set alarms.
- Follow on-screen prompts to set time, ringtone, and volume.

4. Countdown and Stopwatch Functions
Utilize the clock for various timing needs:
- Countdown Timer: Ideal for tests, meetings, or cooking. It also features a 999-day countdown for long-term events.
- Stopwatch: Perfect for tracking elapsed time during sports or activities.

5. Interval Workout Clock with Voice Prompts
Enhance your fitness training with the dedicated interval workout mode. The upgraded voice feature provides real-time updates on your current round and progress, allowing you to focus on your workout without constantly checking the display.
- Preset Plans: Choose from 3 pre-configured workout plans.
- Custom Plans: Create up to 6 custom interval plans (3 middle level, 3 high level).
- Voice Prompts: The clock announces the current round, helping you stay on track.
- Set separate rounds for each interval (F).



6. Brightness Adjustment
The clock features 9-level brightness adjustment and an auto-dimming function to suit different lighting conditions.
- Use the BRIGHTNESS button on the remote to cycle through brightness levels.
- The auto-dimming feature adjusts brightness automatically based on ambient light.

Maintenance
To ensure the longevity and optimal performance of your LUCORB Gym Clock, follow these simple maintenance guidelines:
- Cleaning: Wipe the clock's surface with a soft, dry cloth. Avoid using abrasive cleaners or solvents, as they may damage the display or casing.
- Remote Control Batteries: Replace the AAA batteries in the remote control when its functionality diminishes. Dispose of old batteries responsibly.
- Storage: If storing the clock for an extended period, disconnect it from power and remove batteries from the remote control. Store in a cool, dry place.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Clock display is off or dim. | No power, loose connection, or brightness set too low. | Check power adapter and USB-C cable connection. Ensure the power outlet is functional. Increase brightness using the remote control. |
| Remote control not responding. | Dead batteries, incorrect battery orientation, or obstruction between remote and clock. | Replace remote control batteries (2 AAA). Ensure batteries are inserted with correct polarity. Remove any obstructions and ensure direct line of sight to the clock's sensor. |
| Time is incorrect after power outage. | Backup batteries not installed or depleted. | Install fresh AAA batteries in the remote control's backup slot. Reset the time manually using the remote. |
| Voice prompts are not audible. | Volume set too low or voice prompt feature disabled. | Increase the volume using the remote control. Check the settings to ensure voice prompts are enabled. |
Specifications
| Feature | Detail |
|---|---|
| Brand | LUCORB |
| Model Number | RC12BR |
| Color | Black |
| Material | Plastic |
| Product Dimensions | 1.22"D x 12"W x 3.54"H |
| Item Weight | 10.1 ounces |
| Power Source | Electric Powered (Adapter Included), USB Type-C Cable |
| Remote Control Batteries | 2 AAA batteries (included) |
| Display Modes | 5 (Time, Date/Day, Countdown, Stopwatch, Interval Workout) |
| Alarms | 4 Custom Alarms (3 daily, 1 future) |
| Brightness | 9-Level Adjustable & Auto-Dimming |
| Voice Prompts | Yes, for workout tracking |
| Countdown Timer | Up to 999 days |
Warranty and Support
LUCORB is committed to providing high-quality products. While specific warranty details are not provided in this manual, please retain your proof of purchase for any warranty claims. For technical support, troubleshooting assistance, or inquiries regarding your LUCORB Gym Clock, please contact LUCORB customer service through the retailer's platform or the official LUCORB website.
Please note: Unauthorized disassembly or modification of the product may void the warranty.
