1. Product Overview
The Smiling Shark TD-8018 is a high-brightness, rechargeable headlamp designed for various outdoor activities such as camping and fishing. It features a powerful M77/P100 wick, Type-C charging, zoomable functionality, and a convenient sensor/motion function for hands-free operation.


2. Package Contents
Please check the package to ensure all items are present:
- Smiling Shark TD-8018 Headlamp
- Headband
- USB Type-C Charging Cable
- (Optional: 18650 Lithium Ion Batteries, depending on purchase variant)
3. Setup and Charging
3.1 Battery Installation (if applicable)
The TD-8018 headlamp uses two 18650 Lithium Ion batteries. Ensure batteries are inserted with correct polarity as indicated inside the battery compartment.
3.2 Charging the Headlamp
The headlamp is equipped with a USB Type-C charging port.
- Connect the provided USB Type-C cable to the charging port on the headlamp.
- Connect the other end of the cable to a standard USB power source (e.g., wall adapter, power bank, computer USB port).
- The power indicator lights will illuminate during charging.
- Once fully charged, all indicator lights will be solid.

3.3 Headband Adjustment
Adjust the elastic headband to fit comfortably and securely around your head. The headlamp unit can be tilted to direct the light as needed.

4. Operating Instructions
4.1 Power On/Off and Mode Switching
The headlamp features 3 lighting modes: Strong, Medium, and Strobe.
- To Power On: Press the power button once. The light will turn on in the last used mode (if memory function is present) or a default mode.
- To Switch Modes: Click the power button repeatedly to cycle through Strong, Medium, and Strobe modes.
- To Power Off: Press the power button when the desired mode is reached, or hold the button for a few seconds.

4.2 Lock Function
To prevent accidental activation, the headlamp includes a lock function.
- To Activate/Deactivate: Double-click the power button.
4.3 Sensor/Motion Function
The headlamp can be operated with a motion sensor for hands-free control.
- To Switch to Sensing Mode: Press and hold the power button for 3 seconds. The blue indicator lights will show that the sensor mode is active.
- Once in sensing mode, you can wave your hand in front of the headlamp to turn it on or off.
- To Exit Sensing Mode: Press and hold the power button again for 3 seconds.

4.4 Zoom Function
The headlamp features a zoomable lens to adjust between a focused spotlight and a wide floodlight beam.
- To Adjust Focus: Gently slide or rotate the head of the lamp to zoom in for a concentrated spotlight or zoom out for a broader floodlight.


4.5 Product Demonstration Video
5. Maintenance and Care
- Cleaning: Wipe the headlamp with a soft, damp cloth. Do not use abrasive cleaners or solvents.
- Water Resistance: The headlamp is waterproof. However, avoid prolonged submersion in water. Ensure the charging port cover is securely closed when not charging to maintain water resistance.
- Battery Care: For optimal battery life, charge the batteries regularly and avoid completely draining them. If storing for an extended period, charge the batteries to about 50% and recharge every few months.
- Storage: Store the headlamp in a cool, dry place away from direct sunlight and extreme temperatures.
6. Troubleshooting
- Headlamp not turning on:
- Check battery charge level using the power indicator. Recharge if necessary.
- Ensure batteries are inserted correctly with the right polarity.
- If the lock function is active, double-click the power button to deactivate it.
- Light is dim or flickering:
- Battery charge is low. Recharge the headlamp.
- Ensure battery contacts are clean.
- Sensor function not working:
- Ensure the headlamp is in sensing mode (blue indicator lights). Press and hold the power button for 3 seconds to activate it.
- Check for obstructions in front of the sensor.
7. Specifications

| Feature | Description |
|---|---|
| Model Number | TD-8018 |
| Wick Type | M77/P100 |
| Light Source | White Light |
| Charging Method | USB Charging (Type-C) |
| Battery Type | 2 * 18650 Lithium Ion Batteries |
| Material | ABS + Aluminum Alloy |
| Functions | Sensor/Motion, Zoomable |
| Waterproof | Yes |
| Beam Angle | 45° |
| Head Diameter | 4.2 cm |
8. User Tips
- Initial Charge: Fully charge the headlamp before its first use to ensure optimal battery performance.
- Battery Life: For extended outdoor trips, consider carrying spare charged 18650 batteries.
- Beam Adjustment: Experiment with the zoom function to find the ideal beam (spotlight or floodlight) for your specific activity.
- Sensor Use: The motion sensor is particularly useful when your hands are occupied, allowing for quick on/off control without fumbling for buttons.
- Avoid Direct Eye Exposure: Do not look directly into the light beam, and avoid shining it into the eyes of others, as the high brightness can cause temporary vision impairment.
9. Warranty and Support
For warranty information or technical support, please refer to the seller's policies or contact their customer service directly. Keep your purchase receipt as proof of purchase.




