Focusing: eyepiece focusing
Prism: Bak 4
Measure theory: semi-conductor laser, no harm to eyes
Measure distance: 15-1500m
Measure tolerance: +/- 1 m
Reading: LCD
Size: 60x145x142 mm
Weight: 440g
Battery: 1x6F22 (9V)
Tripod screw: 1/4"