Functionality, materials and design all come together in this re chargeable metre laser measure made with certified recycled aluminum. Total recycled content: 22% based on total item weight. Certification ensures a completely certified supply chain of the recycled materials. The laser measure uses a re chargeable A grade 250 mah battery so no need to replace the batteries. Simply re charge via your USB socket and the included certified recycled type C cable. Class 2 laser. Response time 0. 1 Second. Measuring system can be adjusted to metres/inches/feet. Laser colour: red. With sound reminder when measuring is finalised. Type C in, 5V/1A. 4 Modes: distance, square area, volume and pythagoras (corners)