UNI-T LM40Mi Mini Laser Distance Meter – 40m Range, Rechargeable, Multi-Measurement

The UNI-T LM40Mi Mini Laser Distance Meter is a compact and lightweight measuring tool designed for fast and accurate distance measurements.

Despite its small size, it supports several measurement functions including distance, area, volume, perimeter, Pythagorean measurement, continuous measurement, and MAX/MIN readings. Its rechargeable battery and portable metal-body design make it suitable for technicians, engineers, installers, and everyday professional use.

Key Specifications

• Brand: UNI-T
• Model: LM40Mi
• Measuring range: 0.05–40m
• Accuracy: ±(2mm + 5×10⁻⁵D)
• Measurement units: m / inch / ft
• Laser class: Class II
• Laser wavelength: 630–670nm
• Laser power: <1mW
• Rechargeable battery: 3.7V 370mAh Li-ion
• Approx. measurements per full charge: 8,000
• USB Type-C charging
• Backlit LCD display
• Self-calibration
• Compact size: 86.5 × 36.5 × 19.5mm
• Weight: approximately 75g

Measurement Functions

• Single distance measurement
• Continuous measurement
• Area measurement
• Volume measurement
• Perimeter measurement
• Pythagorean indirect measurement
• MAX / MIN measurement
• Unit conversion

Suitable Applications

• Construction work
• Interior decoration
• Electrical installation
• Air-conditioning installation
• Furniture measurement
• Engineering projects
• Real-estate measurements
• Home renovation