LM550G-LD - Laser pointer Uni-T - Free user manual and instructions
Find the device manual for free LM550G-LD Uni-T in PDF.
Pick your language and provide your email: we'll send you a specifically translated version.
| Product Type | Laser Pointer |
| Brand | Uni-T |
| Model | LM550G-LD |
| Wavelength | 532 nm (Green) |
| Output Power | <5 mW (Class 3R) |
| Beam Range | Up to 1000 m (night) |
| Power Source | 2 x AAA batteries (not included) |
| Battery Life | Approximately 2-3 hours continuous use |
| Dimensions | 14.5 cm x 1.8 cm (diameter) |
| Weight | 55 g (without batteries) |
| Material | Aluminum alloy body |
| Color | Black |
| Safety Features | Key lock switch, ON/OFF button |
| Laser Class | Class IIIa (FDA compliant) |
| Operating Temperature | -10°C to 50°C |
| Storage Temperature | -20°C to 60°C |
| Warranty | 1 year |
| Included Accessories | Lanyard, key lock, battery |
| Water Resistance | None (avoid moisture) |
Frequently Asked Questions - LM550G-LD Uni-T
What batteries does the LM550G-LD laser pointer use?
The LM550G-LD uses two AAA batteries (not included). For best performance, use alkaline batteries.
How do I turn on the laser pointer?
First, insert the key lock and turn it to the ON position. Then press the red button on the side to activate the laser.
Is the laser pointer safe for eyes?
No. This is a Class 3R laser product. Never point it at eyes or reflective surfaces. Avoid direct eye exposure.
How far can the laser beam reach?
The green laser beam can be visible up to 1000 meters in low-light conditions. In daylight, the effective range is shorter (about 200 meters).
Why is the laser light dim or not working?
Check batteries: replace if dead or low. Ensure key lock is turned to ON. Clean the lens with a soft cloth.
Can I use rechargeable batteries?
Yes, Ni-MH rechargeable AAA batteries (1.2V) work, but the brightness may be slightly lower. Do not mix battery types.
How do I clean the laser lens?
Use a dry, soft cloth (like eyeglass cloth). Do not use liquids or abrasive materials. Gently wipe the lens.
What is the laser wavelength?
The LM550G-LD emits a green laser with a wavelength of 532 nm, which is the most visible to the human eye.
Is the laser pointer waterproof?
No. The LM550G-LD is not waterproof. Keep it dry and store in a cool, dry place.
How do I store the laser pointer?
Remove batteries if not used for long periods. Store in a dry place away from direct sunlight. Use the included lanyard to prevent drops.
User questions about LM550G-LD Uni-T
0 question about this device. Answer the ones you know or ask your own.
Ask a new question about this device
No questions yet. Be the first to ask one.
Download the instructions for your Laser pointer in PDF format for free! Find your manual LM550G-LD - Uni-T and take your electronic device back in hand. On this page are published all the documents necessary for the use of your device. LM550G-LD by Uni-T.
USER MANUAL LM550G-LD Uni-T
Manual assistant
Powered by Anthropic
Waiting for your message
Product information
Brand : Uni-T
Model : LM550G-LD
Category : Laser pointer