DJD2-C electronic theodolite performance characteristic: 1. The new support is designed, improve stability, dependability. 2. Chinese shows, operates the interface friendship the large screen. 3. The clock reveals. 4. Can realize with the two-way communication of the PC. 5. Can control the range finder to realize distance measurement. 6. 500 orders the memory of the data \' Take free information) . 7. Wide warm working range: -20 to +60 degrees 8. Can programme technology to employ onlinely, the upgrade of the software is more convenient and more swift. 9. User operate mistake and system trouble brief on \' Amounts to 7 kinds)