... , fit for different weather, high precision, fully coated, 15-600m laser range finder, patent technology, fit for different weather, high precision, fully coated ... ,1 Ranging distance15-600m2 Ranging method: semiconductor laser (harmless to eyes)3 Ranging error±1m±0.1%4 ... PowerCR-23V14 Dimension: 40X119X71mm15 Weight: 173g16 Waterproofness: No 15-600m laser range finder