The LDM-40M Laser Distance Meter is a compact, high-precision measuring tool designed for professionals who require fast, reliable, and accurate distance measurements up to 40 meters (131 ft). Equipped with a built-in bihorizontal bubble level, it helps users achieve more accurate alignment for horizontal and vertical measurements, improving precision in construction, interior decoration, engineering, and renovation projects.
Featuring a Class II laser (<1mW) with an accuracy of ±2.0 mm, the LDM-40M provides instant measurements while supporting area, volume, and indirect Pythagorean calculations. Multiple measurement units, data storage, backlit LCD display, and ergonomic soft-grip housing make it an ideal measuring solution for indoor professional applications.
Key Features
High Accuracy Measurement
Measures distances from 0.05 m to 40 m with an accuracy of ±2.0 mm.
Built-in Bihorizontal Bubble Level
Provides improved horizontal and vertical alignment for more accurate measuring.
Multiple Measurement Functions
Supports:
- Single Distance
- Continuous Tracking
- Area Calculation
- Volume Calculation
- Pythagorean Measurement
- Addition & Subtraction
Multiple Unit Conversion
Distance:
- Meter (m)
- Feet (ft)
- Inch (in)
Area:
- m²
- ft²
- in²
Volume:
- m³
- ft³
- in³
Large Backlit LCD
Clear display allows easy reading under dim lighting conditions.
Memory Storage
Stores up to 20 groups of measurement records.
Auto Power Saving
- Laser Auto Off: 30 seconds
- Power Auto Off: 180 seconds
Ergonomic Design
Compact body with soft rubber housing provides comfortable handling and improved durability.
Technical Specifications
| Specification | LDM-40M |
|---|---|
| Product Name | Laser Distance Meter |
| Model | LDM-40M |
| Measuring Range | 0.05–40 m |
| Accuracy | ±2.0 mm |
| Laser Class | Class II |
| Laser Power | <1 mW |
| Laser Wavelength | 620–690 nm |
| Area Measurement | Yes |
| Volume Measurement | Yes |
| Pythagorean Measurement | Yes |
| Addition/Subtraction | Yes |
| Continuous Measurement | Yes |
| Maximum / Minimum Measurement | Yes |
| Unit Conversion | Yes |
| Distance Units | m / ft / in |
| Area Units | m² / ft² / in² |
| Volume Units | m³ / ft³ / in³ |
| Error Code Display | Yes |
| Data Storage | 20 Groups |
| Backlight Display | Yes |
| Built-in Bihorizontal Bubble Level | Yes |
| Auto Laser Off | 30 s |
| Auto Power Off | 180 s |
| Low Battery Indicator | Yes |
| Housing | Soft Grip Rubber Case |
| Battery | 2 × AAA 1.5V |
| Battery Life | >5000 Measurements |
| Operating Temperature | 0°C – 40°C |
| Storage Temperature | -20°C – 65°C |
| Dimensions | 110 × 46 × 72 mm |
| Weight | 72 g |
Applications
The LDM-40M is widely used in:
- Interior Decoration
- Home Renovation
- Construction
- Real Estate Measurement
- Architecture
- Electrical Installation
- HVAC Installation
- Furniture Installation
- Window & Door Installation
- Property Inspection
- DIY Projects
- Facility Maintenance
Why Choose LDM-40M?
- Compact and lightweight design
- High ±2 mm measuring accuracy
- Built-in dual-axis bubble level
- Multiple measurement modes
- One-button unit conversion
- Backlit LCD display
- Fast and reliable laser measurement
- Suitable for both professionals and DIY users
