Stanley 177911 Tlm130i Tru Laser Measure (Old Version)

Amazon Price: £103.85 (as of August 18, 2018 8:40 AM - Details). Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on the Amazon site at the time of purchase will apply to the purchase of this product.

Single button procedure, could determine area and also quantity from linear measurements. A plus/ minus button determines multi measurements. It also has a Pythagaras feature.

Precision  ± 2 mm over 30m.