Far measuring range:≤110m Accuracy:EL03≤±0.3mm, EL302A≤±0.7mm Reliable reading, even in dim light conditions Onboard programs, such as BF, BFFB, BFBF, BBFF, FBBF, stake out, intermediate LCD display presents all important measured data at a glance and shows the next step to take Quicker and easier than an optical level; Easy one-touch operation, simply push the MEAS button Quick height and distance result - the reading is displayed almost instantly with measurement