★ 結構簡單,安裝便捷,運行安全可靠。
Features Overview
★ A new automatic retractable device, with the lifting derrick can lift retractable cable;
★ conductive slip-ring cable winder is large size , high cost,and
the signal transmission delay.
★ Non-contact follower cable winder, no slip-ring, no contact structure to ensure the reliable
power and signal transmission.