You need to download following programs:
1) 
http://www.silabs.com/documents/public/software/CP210x_Universal_Windows_Driver.zip
 
2) bootloader
https://www.dropbox.com/s/imp5wudupi7rrs4/RCLSBootloader2.25.zip?dl=0
 
3) Manual
https://www.dropbox.com/s/r0egfibkbxnqrgi/Esc%20Telemetry%20instructions%203.9.pdf?dl=0