This depends on both partners being in approval of course, but there are some very fancy electric vibrators - including some with remote control, which can be interesting when you are in control of the remote and there are a half-dozen different vibrations that you can set off.

The objection is that it is mechanical, electrical; but it can still be very uniting to the couple when you have the power of technology to make your significant other climb up the curtains, howling at the moon. Spend $100 to $150 on a quality device and your neighbours will wonder what is happening when all the electronic devices in the neighborhood suddenly burn out from an electrical surge. Tell them it was from a solar flare