The RIDGID LM-100 User Manual provides operation instructions, specifications, and warranty information for the high‑precision laser rangefinder.
This manual explains safe setup and operation of the RIDGID LM-100 high‑precision laser rangefinder. It includes safety notices, key functions, measurement modes, and step‑by‑step instructions for single, continuous, area, volume and indirect measurements.
The document also lists technical specifications such as a 0.05‑50 m range, ±1.5 mm accuracy within 10 m, IP54 protection, and a one‑year warranty for electronic tools in mainland China, with a lifetime guarantee for non‑special tools. This manual is written in Chinese.
| Measurement range | 0.05‑50 m |
|---|---|
| Accuracy (≤10 m) | ±1.5 mm |
| Measurement units | m, in, ft |
| Laser class | Class II |
| Laser wavelength | 635 nm < 1 mW |
| Protection rating | IP54 |
| Stored measurement records | 20 |
| Operating temperature | 0 °C – 40 °C |
Long‑press the backlight/unit key to switch between meters, inches and feet.
Press and hold the history data key together with the clear key to erase all memory.
The device measures distances from 0.05 m up to 50 m.