3-4 hours... that's when Iam alone... when the g/f is involved it's usually less..i've been trying to get her to keep me locked longer.. but she prefers the real thing to the strap on or dildos
put the remote control on an elastic band, then you can bond yourself up and then play with the remote control and when you have set it the strongest, you let go.
tens 3000.. with an ebay 9v remote circuit I hard wired ... it just turns it on and off.. have to have it already setup to go.. but does the trick for a few bucks