Absolute Coding 1600 mAh rechargeable Li-on battery support working for about 20 hours.  Long Operation Hours Laser Function Experience a perfect combination of digital theodolite and laser, with laser pointing and laser centering function. Smart Sensor You no longer need to worry about tilt errors, for the independent tilt sensor will automatically correct tilt errors. High Quality, Designed for Harsh Environments Digital readings are quick and reliable, making the measurement more efficient.  

Absolute Coding 1600 mAh rechargeable Li-on battery support working for about 20 hours.  Long Operation Hours Laser Function Experience a perfect combination of digital theodolite and laser, with laser pointing and laser centering function. Smart Sensor You no longer need to worry about tilt errors, for the independent tilt sensor will automatically correct tilt errors. High Quality, Designed for Harsh Environments Digital readings are quick and reliable, making the measurement more efficient.  

PRECISE ELECTRONIC THEODOLITE Product Specification Angle Measurement Measuring method Diameter Minimum reading Measuring unit Vertical angle 0° Accuracy Absolute encoder 79 mm 1″, 5″,10″ 360° 400 gon 2″ Onboard Battery Power resource Voltage Operation time Rechargeable Li-on battery 7.4 V dc BDC 1600 mAh (About 20 hours) Compensator Electronic tilt sensor Compensator range Resolving power Vertical compensation ±6′ 6″ Level Vial Sensitivity Plate level Circular level 30″/2mm 8 ′/2mm Display Type Two sides LCD Laser Length of the wave Power Effective range 635 nm 10 mW 250 m Position error ≤5″ Voltage 3.3 V dc Working temperature -10Degree - +45 Degree Zenith 0° Horizontal 0 ° Others Storage temperature Dimension Weight -20Degree - +60Degree 180 m x 166 m x 355 m 5 kg

ET-202 PRECISE ELECTRONIC THEODOLITE