That is correct. The Circulation Promoter Pro uses 3 AAA Alkaline Batteries. The Pain Therapy PRO is the rechargeable system. If you need customer assistance, you can call our Customer Care team at 1-877-374-6669.
The one I got just has a knob that turns and I used C and the stupid thing cycles to A instead of staying on C mode. Everything the Chinese makes doesn't work. God dam thing.
