Performance and Advantages1. AdoptSTM32Motherboard architecture
2. Integrated photoelectric single/dual-axis compensator
3. Standard Laser Alignment Tool；
4. Absolute Angle Measurement System
5. Large backlit screen with adjustable three-level backlight. 
6. Standard with RS232, USB flash drive, MiniUSB, or MicroUSB communication interfaces for data upload and download；
7. High-capacity lithium-ion battery