1. Introduction
Thank you for choosing the DX DA XIN Dinosaur Headlamp. This LED headlamp is designed for children, featuring a T-Rex design with light and sound functions. It is suitable for various activities such as reading, camping, and outdoor exploration. Please read this manual carefully before use to ensure proper operation and safety.

Image 1.1: Child using the DX DA XIN Dinosaur Headlamp for reading.
2. What's in the Box
The DX DA XIN Dinosaur Headlamp package includes:
- 1 x DX DA XIN Dinosaur Headlamp
- 3 x AAA Batteries (pre-installed or included separately)

Image 2.1: Overview of headlamp components.
3. Specifications
| Feature | Description |
| Model Number | DINOSAUR |
| Special Feature | Dinosaur-themed design and T-Rex jaw roar feature |
| Color | Green |
| Power Source | Battery Powered |
| Light Source Type | LED |
| Material | Plastic |
| White Brightness | 200 lumens |
| Voltage | 4.5 volts |
| Battery Type | Alkaline |
| Number of Batteries | 3 AAA batteries required (included) |
| Water Resistance Level | Not Water Resistant |
| Mounting Type | Head Mount |
| Light Source Special Features | Dinosaur Roar Sound |
| Item Dimensions (L x W x H) | 3"L x 2"W x 3"H |
4. Setup
4.1 Battery Installation
- Locate the battery compartment on the underside of the dinosaur head.
- Using a small Phillips head screwdriver, unscrew the battery compartment cover.
- Insert 3 AAA batteries, ensuring correct polarity (+/-).
- Replace the battery compartment cover and secure it with the screw.
4.2 Adjusting the Headband
The headlamp features an adjustable elastic strap to fit various head sizes. To adjust:
- Place the headlamp on your head with the dinosaur facing forward.
- Use the plastic buckle on the strap to tighten or loosen until a comfortable and secure fit is achieved.

Image 4.1: Proper fit of the adjustable headband.
5. Operating Instructions
5.1 Power On/Off and Mode Selection
The headlamp has a switch located on the side of the dinosaur head for power and mode selection:
- Silent Mode (Switch to the left): In this mode, the headlamp will only produce light.
- Roar Mode (Switch to the middle): In this mode, the headlamp will produce both light and dinosaur roar sounds.
- Off (Switch to the right): Turns off the headlamp completely.
5.2 Light Functions
Once the headlamp is in either Silent Mode or Roar Mode, press the dinosaur's jaw to cycle through light functions:
- Press Once: Activates constant light.
- Press Twice: Activates flash light mode.
5.3 Roar Sound Activation
To activate the dinosaur roar sound, ensure the switch is in the Roar Mode position. The roar sound will play when the jaw is pressed.

Image 5.1: Detailed operating instructions for light and sound modes.
5.4 Product Demonstration Videos
Video 5.2: Demonstration of the DX DA XIN Tyrannosaurus Rex LED Headlamp's light and sound features.
Video 5.3: Showcase of the DX DA XIN Dinosaur Headlamp's functions.
6. Maintenance
- Cleaning: Wipe the headlamp with a soft, dry cloth. Do not use abrasive cleaners or immerse in water.
- Battery Care: Remove batteries if the headlamp will not be used for an extended period to prevent leakage.
- Storage: Store the headlamp in a cool, dry place away from direct sunlight.
7. Troubleshooting
| Problem | Possible Cause | Solution |
| Light does not turn on. | Dead batteries, incorrect battery installation, switch in 'Off' position. | Replace batteries, ensure correct polarity, move switch to 'Silent' or 'Roar' mode. |
| Roar sound does not work. | Switch not in 'Roar' mode, dead batteries. | Move switch to 'Roar' mode, replace batteries. |
| Headband is too loose/tight. | Improper adjustment. | Adjust the elastic strap using the buckle for a comfortable fit. |
8. Safety Information
- This product is Not Water Resistant. Avoid exposure to water or moisture.
- Do not look directly into the LED light to prevent eye strain or damage.
- Keep batteries out of reach of small children. If swallowed, seek immediate medical attention.
- Do not mix old and new batteries, or different types of batteries.
- Dispose of used batteries responsibly according to local regulations.
9. Warranty & Support
Warranty: The manufacturer warranty description is N/A.
For any product inquiries or support, please refer to the retailer where the product was purchased.