LEOTER HY-003
LEOTER Grow Light Instruction Manual
Model: HY-003
1. Introduction
This manual provides detailed instructions for the setup, operation, and maintenance of your LEOTER Grow Light. This upgraded version features 80 LED lamps, offering a full spectrum and red/blue spectrum combination to support various stages of plant growth. It includes a 3/9/12-hour timer, 10 dimmable levels, and an adjustable gooseneck design for optimal plant illumination.

Figure 1: Overview of the LEOTER Grow Light illuminating indoor plants.
2. Important Safety Instructions
- Read all instructions before using the grow light.
- This product is designed for indoor use only. Do not expose to water or high humidity.
- Ensure the power source matches the specified voltage (5V).
- Do not disassemble or modify the grow light. Unauthorized modifications may cause damage or injury.
- Keep out of reach of children and pets.
- Unplug the grow light from the power source before cleaning or when not in use for extended periods.
- Avoid direct eye exposure to the LED lights.
- Ensure proper ventilation around the grow light to prevent overheating.
3. Package Contents
Verify that all components are present and undamaged upon opening the package:
- LEOTER 4-Head Grow Light Unit with Flexible Goosenecks
- USB Connector Cable
- AC Power Adapter (Input: 110-240V)
- Metal Clamp

Figure 2: Key components of the grow light system.
4. Setup Instructions
- Attach the Clamp: Securely attach the metal clamp to a stable surface such as a desk, shelf, or table edge. The clamp can open up to approximately 3 inches (7.6 cm). Ensure it is firmly attached to prevent the light from falling.

Figure 3: Attaching the clamp.
- Position the Goosenecks: Adjust the four flexible goosenecks to direct the light towards your plants. The 360-degree flexible design allows for precise positioning to ensure optimal light coverage for all plants.

Figure 4: Adjusting the goosenecks.
- Connect Power: Insert the USB connector cable into the AC power adapter, then plug the adapter into a standard electrical outlet (110-240V). Alternatively, you can connect the USB cable directly to any compatible USB power source (Output: 5V/2A).
5. Operating Instructions
The LEOTER Grow Light features an inline control panel for easy operation. Refer to Figure 5 for button identification.

Figure 5: Control Panel Overview.
5.1 Power On/Off
- Press the Power Button (
) to turn the grow light ON or OFF.
5.2 Lighting Modes (Spectrum Selection)
The grow light offers three spectral modes to cater to different plant growth stages. Press the Spectrum Button (
) to cycle through the modes:
- Red + Blue Spectrum: Ideal for blooming and fruiting stages. This combination promotes flowering and fruit development.
- Full Spectrum (Warm Light): Suitable for all plants to root and sprout. This spectrum mimics natural sunlight and supports overall plant growth.
- Red + Blue + Full Spectrum: A mixed spectrum that combines red, blue, and warm white light. This is recommended for fueling the growth of your plants across all stages.

Figure 6: Different lighting modes for plant growth.

Figure 7: Explanation of color temperature and spectrum benefits.
5.3 Dimmable Levels
The grow light offers 10 dimmable levels to adjust light intensity. Press the Dimming Buttons (
) to increase (+) or decrease (-) the brightness to suit your plants' needs.

Figure 8: Visual representation of 10 dimmable brightness levels.
5.4 Timer Function
The grow light features a circular memory timer function that automatically turns the light ON/OFF daily. Press the Timer Button (
) to select a duration:
- 3 Hours (Blue LED): The light will operate for 3 hours and then turn off, repeating the cycle every 24 hours from the time it was set.
- 9 Hours (Green LED): The light will operate for 9 hours and then turn off, repeating the cycle every 24 hours from the time it was set.
- 12 Hours (Red LED): The light will operate for 12 hours and then turn off, repeating the cycle every 24 hours from the time it was set.
Note: The timer needs to be reset if the grow light is powered off or disconnected from the power source.

Figure 9: Timer settings and their indicators.
6. Maintenance
- Cleaning: Ensure the grow light is unplugged before cleaning. Use a soft, dry cloth to wipe down the LED bars and goosenecks. Do not use liquid cleaners or abrasive materials.
- Heat Dissipation: The grow light features an aviation-grade heat sink. Ensure the heat sink is not obstructed to allow for efficient heat dissipation.
- Storage: If storing the grow light for an extended period, unplug it and store it in a cool, dry place away from direct sunlight and moisture.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Light does not turn on. | Not plugged in; power outlet issue; faulty connection. | Ensure the USB cable and AC adapter are securely connected and plugged into a working outlet. Try a different outlet or USB power source. |
| Timer function not working correctly. | Grow light was powered off or disconnected after setting the timer. | The timer has a memory function but needs to be reset if power is interrupted. Re-select your desired timer duration (3H/9H/12H). |
| Lights are dim or flickering. | Low power input; dimming level set too low. | Ensure the power source provides sufficient current (5V/2A). Increase the dimming level using the '+' button. |
| Goosenecks do not hold position. | Excessive weight on the gooseneck; internal wear. | Ensure no external weight is applied to the goosenecks. If the issue persists, contact customer support. |
8. Product Specifications
| Feature | Detail |
|---|---|
| Model Name | HY-003 |
| Brand | LEOTER |
| Light Source Type | LED |
| Number of LEDs | 80 (32 Red, 12 Blue, 36 Full Spectrum) |
| Wattage | 80 watts |
| Voltage | 5 Volts |
| Power Source | AC (via adapter) |
| Product Dimensions | 5.63"D x 3.82"W x 13.86"H |
| Material | Metal, Plastic |
| Mounting Type | Clip On |
| Special Features | 3-way switching, 10 Dimmable Levels, 3/9/12H Timer, Adjustable Gooseneck |
| Indoor/Outdoor Usage | Indoor |
| Item Weight | 1.83 pounds |
| UPC | 305399500248 |
9. Warranty Information
The provided product information does not specify a detailed warranty description. For warranty claims or information, please retain your proof of purchase and contact the seller or manufacturer directly.
10. Customer Support
For any questions, technical assistance, or support regarding your LEOTER Grow Light, please contact the seller through the platform where you purchased the product. Please have your model number (HY-003) and purchase details ready when contacting support.
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