ZAL100 Series Suitable for outdoor as well as for indoor use the user friendly ZAL100 Auto Level Series from GeoMax is your guarantee to get the job done, accurate and on time. 20x/24x/28 x/32 x magnification Built to Last focusing knob IP54 waterproof bubble mirror With the ZAL100 Series GeoMax introduces an automatic level to the construction industry designed for your daily levelling air-damped compensator adjustable 360 ° horizontal circle tasks with outstanding price-to-performance ratio.