1. Introduction
Thank you for choosing the SMILINGSHARK SD5252 Rechargeable Flashlight. This handheld LED torch is designed for versatility and durability, making it ideal for outdoor camping, hiking, emergency situations, and general utility. Its lightweight, compact, and portable design, combined with super bright and zoomable features, ensures reliable illumination wherever you go.


2. Setup and Initial Use
2.1 Charging the Flashlight
The SD5252 flashlight features a built-in large-capacity Li-Polymer battery. Before first use, it is recommended to fully charge the device.
- Locate the USB charging port on the flashlight.
- Connect the flashlight to a power source using the provided USB cable. Compatible power sources include car chargers, computer USB ports, wall adapters, or power banks.
- The power indicator display will show charging progress. A full charge typically takes approximately 2 hours.


3. Operating Instructions
3.1 Power On/Off and Mode Selection
The flashlight features a single button for power control and cycling through light modes.
- Power On: Press the power button once to turn on the flashlight.
- Cycle Modes: With the flashlight on, press the power button repeatedly to cycle through the available light modes: High, Medium, Strobe.
- Power Off: Press and hold the power button for a few seconds to turn off the flashlight.

3.2 Zoom Function
The SD5252 flashlight is equipped with a telescopic focusing mechanism, allowing you to adjust the beam from a wide floodlight to a focused long shot.
- To adjust the focus, gently slide the head of the flashlight forward or backward.
- Slide forward for a concentrated, long-distance beam (Zoom Long Shot).
- Slide backward for a broad, wide-angle illumination (Large Floodlight).


3.3 Power Indicator
The flashlight features a digital display that shows the remaining battery charge, indicated by percentages (100%, 75%, 50%, 25% residual electricity). This allows you to monitor battery life and recharge as needed.

4. Maintenance
4.1 Cleaning
To maintain optimal performance, keep the flashlight clean. Wipe the body with a soft, damp cloth. Do not use abrasive cleaners or solvents.
4.2 Water Resistance
The SD5252 flashlight is waterproof and can be used under normal raining conditions. However, it is NOT designed for diving or prolonged submersion in water. Ensure the charging port cover is securely closed to prevent water ingress.

4.3 Battery Care
To prolong battery life, avoid completely draining the battery before recharging. Store the flashlight with a partial charge if it will not be used for an extended period.
5. Troubleshooting
- Flashlight not turning on: Ensure the battery is charged. Connect to a power source and check the power indicator.
- Dim light output: The battery may be low. Recharge the flashlight fully.
- Flashlight not charging: Check the USB cable and power source. Ensure the cable is securely connected to both the flashlight and the power source.
- Inconsistent mode cycling: Ensure the power button is pressed firmly and released. If issues persist, try fully discharging and recharging the battery.
6. Specifications
| Feature | Specification |
|---|---|
| Model Number | SD-5252 |
| Brand Name | SMILING SHARK |
| Item Type | FLASHLIGHTS |
| Function | Hard Light |
| Light Source | P50 LED |
| Lumen | 250 |
| Lighting Distance | 100-200 m |
| Zoom | Yes (Adjustable Focal Length) |
| Support Dimmer | 2 - 4 Files (High, Medium, Strobe) |
| Charger | Rechargeable (USB Input) |
| Battery Type | Built-in Li-Polymer Battery |
| Battery Capacity | 800mAh |
| Charging Time | Approx. 2 Hours |
| Running Time | Over 2-5 Hours (depending on mode) |
| Waterproof | Yes (for normal raining, not diving) |
| Body Material | ABS |
| Dimensions (approx.) | 15 cm (Length) x 4 cm (Head Diameter) x 3 cm (Body Diameter) |
| Weight (approx.) | 82.6g |
| Origin | Mainland China |


7. User Tips
- For optimal visibility, adjust the zoom to a wide floodlight for close-range tasks and a focused beam for long-distance viewing.
- Regularly check the power indicator to avoid unexpected battery depletion during critical use.
- Always ensure the charging port is sealed when not charging, especially in wet conditions, to maintain water resistance.
- Consider carrying a portable power bank for extended trips to recharge the flashlight on the go.
8. Warranty and Support
For any product inquiries, technical support, or warranty claims, please contact the seller or manufacturer directly. Keep your purchase receipt as proof of purchase.




