RIDGID® Micro LM-400 Advanced Laser Distance Meter

Easy to use Laser Distance Meter with Bluetooth

View, store and share distance measurements and advanced calculations at the blink of an eye! Activate Bluetooth®, connect the micro LM-400 to your iOS® (e.g. iPhone®, iPad®) or Android® (e.g. Samsung Galaxy) and directly transfer measurements on a photo or sketch to share with others.

  • Bluetooth® connection to smartphones and tablets to easily view, store and share data. Avoid time-consuming paperwork and costly writing errors.
  • Android® and iOS® Apps to easily and quickly transfer and overlay measurements from micro LM-400 onto a photo or sketch.
  • Operate and control the micro LM-400 directly from your smartphone or tablet. Allows for easy one-man operations.
  • Long measuring range up to 70 metres
  • Clearly view measurements on the XL backlit 4-line display
  • Angle measurements up to 65º with inclination sensor for instant simultaneous horizontal, vertical and diagonal distance measurements.
  • Many basic and advanced measurement functions in one single device for extended applications.
  • Self triggering timer for counting down to measurement based on pre-set time.
  • Spirit level and tripod thread for more accurate measurements.


  • Addition
  • Subtraction
  • Volume Calculation
  • Area Calculation
  • Continuous Measurement
  • Stake Out
  • Self-Triggering Timer
  • Indirect Measurements
  • Angle Measurements (65º)
  • Bluetooth® Connection
  • Transfer/Overlay data to Sketches and Images
  • RIDGIDSketch App for iOS® and Android®



  • Laser Diode                                   635 nm < lmw                       
  • Measurement Range                      70 metres
  • Laser Class                                   Class II
  • Measurement Accuracy                  +/- 1.5mm (10m)
  • Angle Measurement Range             65º
  • Power Supply                                2 x AA Batteries
  • Weight                                          220g (inc batteries)
  • Units of Measurements                   m, in, ft
  • Memory Capacity                           20 Measurements
  • Battery Life                                    Up to 8,000 measurements
  • Ingress Protection                          IP 54
  • Bluetooth Version                          3.0
  • Display Lines                                4 x
  • Display Illumination                       Yes
  • Tripod Thread                                Yes
  • Spirit Level                                    Yes

Supplied with Holster and 2 x AA Batteries 

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RIDGID Micro LM-400 Advanced LDM 36813

  • Brand: RIDGID
  • Product Code: 411-36813
  • Availability: In Stock
  • £168.40
  • £120.00

  • Inc VAT £144.00

ISO 9001 Logo 2015

Certificate No: JFPB142802