HL 20-SG - Laser pointer Cocraft - Free user manual and instructions
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| Brand | Cocraft |
| Model | HL 20-SG |
| Product Type | Laser Pointer |
| Laser Class | Class 2 (IEC 60825-1) |
| Output Power | < 1 mW |
| Wavelength | 650 nm (Red) |
| Construction Material | Aluminum alloy body |
| Dimensions (Length) | 15 cm (5.9 in) |
| Dimensions (Diameter) | 2 cm (0.79 in) |
| Weight (without batteries) | 50 g (1.76 oz) |
| Power Source | 2 x AAA batteries (not included) |
| Maximum Range | Up to 500 m (in darkness) |
| Operation Mode | Momentary (press and hold) / Continuous (twist lock) |
| Key Features | Pocket clip, keyring loop, on/off button |
| Cleaning Instructions | Wipe lens gently with dry, soft cloth. Do not use solvents. |
| Safety Precautions | Do not point at eyes or reflective surfaces. Keep away from children. |
| Spare Parts Availability | Batteries are replaceable. Other parts not user-serviceable. |
| Warranty | Standard 1-year manufacturer warranty |
Frequently Asked Questions - HL 20-SG Cocraft
What type of batteries does the Cocraft HL 20-SG laser pointer use?
The laser pointer requires 2 x AAA batteries (not included in the package).
How do I turn on the laser pointer continuously?
Press and hold the button for momentary use. For continuous mode, twist the button lock (usually clockwise) until it clicks into place.
What is the maximum distance the laser can reach?
In low light conditions, the beam can be visible up to 500 meters. Range may decrease in bright light.
Is the laser pointer safe for use around pets or children?
This is a Class 2 laser with output < 1 mW. While generally safe for accidental exposure, it is not recommended to point at eyes or use around pets/children without supervision.
How do I clean the lens of the laser pointer?
Use a dry, soft cloth to gently wipe the lens. Do not use liquids or abrasive cleaners as they may damage the optics.
Can I replace the batteries myself?
Yes. Unscrew the tail cap (or battery compartment), insert 2 AAA batteries with correct polarity, then close the compartment.
Why is the laser beam dim or not working?
First, check that batteries are installed correctly and have sufficient charge. Replace them if needed. Ensure the lens is clean and the pointer is not damaged.
What is the warranty period for this product?
The Cocraft HL 20-SG comes with a 1-year limited warranty against manufacturing defects. Proof of purchase is required.
Can I use rechargeable AAA batteries?
Yes, but note that rechargeable batteries typically have lower voltage (1.2 V) than alkaline (1.5 V), which may reduce brightness and operating time.
How should I store the laser pointer when not in use?
Remove the batteries to prevent leakage. Store in a cool, dry place away from direct sunlight and extreme temperatures.
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