The STANLEY LDM 100 STHT77803-A Laser Distance Meter is a compact and professional digital measuring tool designed for fast and convenient distance measurement up to 100 metres (328 ft). It is suitable for construction, interior work, renovation, installation, property measurement, workshop, industrial maintenance, and DIY applications.
The STHT77803-A provides a Class 2 laser, up to 99 measurement storage, and multiple calculation functions including area, volume, indirect Pythagorean, minimum/maximum, continuous measurement, addition, and subtraction. It operates on 3 × AAA batteries and features an IP40-rated housing.
Product Features
- 100m / 328ft Measuring Range: Suitable for measuring long distances in construction and professional applications.
- High Measurement Accuracy: Typical accuracy is ±2mm at 40m; the technical specification gives an accuracy formula of ±(2mm + 5×10⁻⁵D).
- Class 2 Laser: Provides a visible laser beam for convenient point-to-point measurements.
- Distance Measurement: Quickly measures the distance between the instrument and target.
- Area Calculation: Calculates surface area from measured dimensions.
- Volume Calculation: Helps calculate the volume of rooms and enclosed spaces.
- Pythagorean Function: Enables indirect height or distance measurement where direct access is difficult.
- Continuous Measurement: Allows ongoing distance measurement for positioning and layout work.
- Min/Max Measurement: Helps identify minimum and maximum distances.
- Addition & Subtraction: Allows measured values to be added or subtracted for faster calculations.
- 99-Measurement Memory: Stores up to 99 measurement values for later reference.
- Multiple Units: Supports metres, inches, and feet.
- LCD Display: Provides clear digital measurement readings.
- IP40 Protection: Provides protection against solid particles above 1mm; suitable for general indoor/job-site use.
- Automatic Shut-Off: Laser switches off after approximately 30 seconds and the instrument after approximately 3 minutes of inactivity.
- Compact & Lightweight: Approximate weight is 140g, making it convenient to carry around the job site.
- Battery Powered: Operates using 3 × 1.5V AAA batteries.
Product Specifications
| Specification | Details |
|---|---|
| Brand | STANLEY |
| Product Type | Laser Distance Meter |
| Model Number | STHT77803-A |
| Model Name | LDM 100 |
| Measuring Range | 100m / 328ft |
| Minimum Measuring Distance | Approx. 0.05m |
| Typical Accuracy | ±2mm at 40m |
| Technical Accuracy | ±(2mm + 5×10⁻⁵D) |
| Laser Class | Class 2 |
| Laser Power | <1mW |
| Laser Wavelength | 630–690nm |
| Display | LCD |
| Measurement Units | m / in / ft |
| Memory Capacity | 99 Measurements |
| Area Measurement | Yes |
| Volume Measurement | Yes |
| Pythagorean Measurement | Yes |
| Min/Max Measurement | Yes |
| Continuous Measurement | Yes |
| Addition/Subtraction | Yes |
| IP Rating | IP40 |
| Battery | 3 × 1.5V AAA |
| Laser Auto Shut-Off | Approx. 30 seconds |
| Instrument Auto Shut-Off | Approx. 3 minutes |
| Weight | Approx. 140g |
| Dimensions | Approx. 130 × 60 × 30mm |
| Primary Application | Distance, Area & Volume Measurement |
The published specifications identify the 100m range, Class 2 laser, IP40 rating, 3 × AAA battery supply, 99-unit memory and 140g weight.
Package Contents
- 1 × STANLEY STHT77803-A LDM 100 Laser Distance Meter
- 1 × Protective Carry Pouch
- 3 × 1.5V AAA Batteries
- 1 × User Manual / Safety Guide
The listed package contents include the 100m LDM, pouch, and three AAA batteries.
Applications
The STANLEY STHT77803-A 100m Laser Distance Meter is suitable for:
- Construction site measurement
- Interior design and renovation
- Property measurement
- Room and floor measurement
- Flooring and ceiling installation
- Door and window installation
- Electrical and plumbing work
- Furniture and cabinet planning
- Industrial maintenance
- Workshop measurement
- Contractor applications
- DIY and home improvement
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