Why I didnt feel enough strength in the microcurrent mode?
Notice that please DO APPLY GEL to the target area before the MICROCURRENT mode. It changes everything.
Is Aephro waterproof?
Only the Probe is waterproof. Please DO NOT use it in the shower. It should be NEVER submerged underwater.
Is it Cordless?
Yes, this is wireless. You can charge it using the included charging cable, disconnect it when its fully charged, and use it as directed.
Since you have to use a gel on your face, how do you clean the head of the device?
After each usage with device, be sure to turn off the device and use a damp cloth to remove any gel residue.