This is a compact 7X Danubia monocular, which in itself is a very useful tool but by having an inbuilt laser rangefinder this adds a completely new dimension. There are innumerable uses for this amazing instrument, from professional surveying use or for sporting use & for wildlife & nature viewing. Excellent accuracy within 1 m. for up to 600 m. from this Danubia monocular. There are two automatic methods of determining the distance to ensure this degree of accuracy, standard & scan. The measurement is determined within 0.3 sec. This Danubia laser finder is powered by a single lithium battery & has a very low power consumption. The readout is easy to view & you can choose between imperial or metric. This Danubia range finder can be used in temperatures down to -10 degrees & is supplied complete with a wrist strap & a nylon carrying case. It is ideal to be used on the golf course, or for target practice. This Danubia laser finder is ideal for measuring distances at a reasonable price. 2 year warranty included.