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No need to initialise settings to turn off the power to retain angle information
 No matter day or night, the HD is always the same
 1400mA rechargeable lithium battery
 Charge when you want to, long-lasting battery life refuses to power off
 Each instrument is calibrated and shipped to the master with ten years of maintenance experience to check the calibration.
 After calibration, the correction screws in the cross wire dividing board, level bubble correction nail, etc. are put on the fixing glue to protect the accuracy of the instrument after long-distance transport.
Why Choose Us