405-055 - Rangefinder Meec Tools - Free user manual and instructions
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| Product Type | Laser Rangefinder |
| Model | 405-055 |
| Brand | Meec Tools |
| Measuring Range | 0.2 to 50 m |
| Accuracy | ± 1.5 mm |
| Laser Class | Class 2, < 1 mW, 635 nm |
| Measuring Units | m, ft, in, ft/in |
| Functions | Distance, Area, Volume, Pythagoras (indirect measurement) |
| Display | Backlit LCD, 4-line display |
| Power Supply | 2 x 1.5V AAA batteries |
| Auto Shut-off | After 90 seconds of inactivity |
| Memory | Last 20 measurements |
| Water Resistance | IP54 (splash proof) |
| Dimensions (L x W x H) | 115 x 50 x 28 mm |
| Weight (with batteries) | 120 g |
| Operating Temperature | 0°C to 40°C |
| Storage Temperature | -20°C to 60°C |
| Cleaning | Wipe with a soft, dry cloth; do not use solvents |
| Maintenance | Replace batteries when low battery indicator appears |
| Safety Notes | Avoid direct eye exposure to laser beam |
| Spare Parts | Battery compartment cover, wrist strap (included) |
Frequently Asked Questions - 405-055 Meec Tools
How do I turn on the rangefinder?
Press the ON/MEASURE button to power on. The device is ready for measurement.
How to measure distance?
Aim the laser at a target and press the ON/MEASURE button once. The distance will be displayed on the screen.
What are the measuring units available?
You can switch between meters (m), feet (ft), inches (in), and feet with inches (ft/in) by pressing the UNIT button.
How to calculate area?
Press the FUNC button until the area symbol appears. Measure the length and width sequentially; the area will be calculated automatically.
How to use the Pythagorean (indirect) measurement?
Select the Pythagoras mode by pressing FUNC repeatedly. Measure the two sides as instructed on the display; the device calculates the third side.
What does the low battery indicator mean?
When the battery symbol flashes, replace the two AAA batteries. Use alkaline batteries for best performance.
How to change the batteries?
Slide the battery cover off the lower back, insert two 1.5V AAA batteries with correct polarity, and replace the cover.
Why does the laser not turn on?
Check if the batteries are installed correctly or need replacement. Ensure the protective lens cap is removed.
Is the laser safe for eyes?
The device is Class 2 laser (< 1 mW). Avoid direct eye exposure; do not stare into the beam.
How to clean the rangefinder?
Wipe the exterior with a soft, dry cloth. Do not use chemicals or immerse in water. Clean the lens with a lens brush.
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