Meterbox iLDM is the professional software for smart mobile whichis for on-site & historical distance measurement and it needsto combine with Laser Distance Meter for proceeding to themeasurement. (Model: iLDM-150 ) 1.User use camera function inMeterbox iLDM to take the measuring scene. 2.The measured data fromLaser Distance Meter can transfer to smart mobile via Bluetooth anddisplay in the scene. 3.User can mark the targeted distance tobecome on-site engineering blueprint with Meterbox iLDM App. WithMeterbox iLDM, user can complete the blueprint drawing via mobileeasily instead of pen & paper marking. It promotes theefficiency and quality of on-site measurement. For more informationabout the Meterbox iLDM and Laser Distance Meter (LDM)，please visitour website: http://www.cem-instruments.com