Leica Disto D1 Laser Distance Meter
https://www.sccssurvey.co.uk/leica-di...
The Leica Disto D1 measures distances and heights of up to 40m like a pro and there’s no need of a ladder, a slack steel tape or a tired companion. You’ll get 2 mm accuracy with just one press of a button. It’ll save you time and reduce errors.