Pericalm

I tried to program the pericalm for a strong prostate stimulation but I could not find a right combination. I have these three different electrodes: can anyone recommend me a program and which electrode is best to use?

https://www.amazon.ca/Insertable-Electrode-Electrical-Stimulation-Incontinence/dp/B016ZP7DNA

https://www.alibaba.com/product-detail/VAGINAL-PROBE-INSERTABLE-ELECTRODE-E-STIM_1967493104.html

https://www.google.it/search?q=pelvic+muscle+e+stim&source=lnms&tbm=isch&sa=X&ved=0ahUKEwjW2Z7Z5brdAhWB4YUKHdPrA1QQ_AUICygC&biw=1280&bih=694#imgrc=Cp7Z9wv-oj57qM: