Easy one-touch operation, simply push the trigger key Endless drives, collimate the target faster with two hands operation Reflectorless measuring distance reaches to 600m(R600) or 1000m(R1000) Multiple data interfaces, mini-USB, RS-232C or SD card data transfer are available Bluetooth cable-free connection offers solution of semi-automatic data collection(optional) Onboard software and application programs simplify and speed up work in the field Guide light system for fast stake out measurement(optional)