1. Introduction
The CHIHIROS B Series B45 Full Spectrum Dimmable Freshwater Aquarium LED Light is designed to provide optimal illumination for planted aquariums ranging from 45 to 65 cm. Featuring 36 white LEDs and 9 RGB 3-in-1 LEDs, this light delivers a luminous flux of 1747 LM, enhancing the natural colors of aquatic plants and fish. It is energy-efficient, consuming only 28.9 watts, and offers versatile control through the Chihiros App via the included Commander 1 module.
2. Safety Information
- Always disconnect the power supply before performing any maintenance or installation.
- This product is designed for indoor use only and is not water resistant. Avoid direct contact with water.
- Ensure the power cord is not damaged or pinched.
- Keep out of reach of children.
- Do not attempt to disassemble or modify the light fixture. Refer to qualified personnel for repairs.
3. Package Contents
Verify that all components are present in the package:
- 1x CHIHIROS B45 Aquarium LED Light
- 1x Commander 1 Module
- 1x Power Adapter
- Mounting Brackets and Screws (as pictured)

Figure 3.1: Package Contents
4. Setup Instructions
Follow these steps to install your CHIHIROS B Series B45 LED Light:
- Attach Mounting Brackets: Securely attach the provided mounting brackets to both ends of the LED light fixture using the included screws.
- Position on Aquarium: Place the light fixture on top of your aquarium. The adjustable brackets allow for flexible positioning to fit tanks between 45-65 cm.

Figure 4.1: CHIHIROS B Series B45 LED Light with Mounting Brackets
- Connect Commander 1: Connect the Commander 1 module to the LED light fixture and then to the power adapter.
- Power On: Plug the power adapter into a suitable electrical outlet. The light should turn on.

Figure 4.2: Light Mounted on Aquarium
Video 4.1: Demonstration of the Chihiros B Series LED light illuminating a planted aquarium, showcasing its effect on plant colors.
5. Operating Instructions
The CHIHIROS B Series B45 LED Light is controlled via the Chihiros App, which connects to the Commander 1 module via Bluetooth.
- Download the App: Download the official Chihiros App from your smartphone's app store.
- Pair with Device: Open the app and follow the on-screen instructions to pair your smartphone with the Commander 1 module via Bluetooth.
- Control Features: Once connected, you can:
- Adjust brightness levels.
- Set on/off timers.
- Customize color settings (white and RGB LEDs).
- Create sunrise/sunset effects.

Figure 5.1: App Control Features
6. Maintenance
Regular maintenance ensures optimal performance and longevity of your LED light:
- Cleaning: Gently wipe the light fixture with a soft, dry cloth to remove dust and water spots. Do not use abrasive cleaners or immerse the light in water.
- Cable Inspection: Periodically check the power cable and connections for any signs of wear or damage.
- Firmware Updates: Check the Chihiros App regularly for any available firmware updates for the Commander 1 module to ensure the best performance and features.
7. Troubleshooting
- Light Not Turning On:
- Ensure the power adapter is securely plugged into both the light and the electrical outlet.
- Check if the electrical outlet is functional by plugging in another device.
- Verify that the Commander 1 module is correctly connected.
- App Connectivity Issues:
- Ensure Bluetooth is enabled on your smartphone and the light is within range.
- Restart the Chihiros App and try pairing again.
- Unplug the light for 30 seconds and plug it back in to reset the Commander 1 module.
- Check for app updates in your smartphone's app store.
- Inconsistent Light Output:
- Ensure the light fixture is clean and free from obstructions.
- Check app settings for any programmed dimming schedules or color changes.
8. Specifications
| Feature | Specification |
|---|---|
| Model Name | CHSB451 |
| Size | B45 | Fits 45-65CM Aquariums |
| Product Dimensions | 19 x 3 x 3 inches |
| Item Weight | 1.52 pounds |
| Wattage | 28.9 watts |
| Light Output Maximum | 1747 Lumens |
| Number of Light Sources | 45 (36 white LEDs, 9 RGB 3-in-1 LEDs) |
| Control Method | App (via Commander 1 module) |
| Material | Aluminum |
| Special Feature | Energy Efficient, Dimmable, Color-Changing, Switching Modes |
| Water Resistance Level | Not Water Resistant |
9. Warranty and Support
For warranty information or technical support, please refer to the product packaging or contact CHIHIROS AQUATIC STUDIO directly through their official website or the retailer where the product was purchased. Keep your proof of purchase for warranty claims.
Video 9.1: A beautifully aquascaped aquarium featuring the Chihiros B Series LED light, demonstrating its visual impact.