A new and enhanced version of the previous model, the USB Onahole Warmer by Rends will heat the deep inside of your middle-sized masturbator toys to make sessions with them feel even better. Super easy to use, just insert it into your USB connection and then slide the thin tube into your onahole sleeve (after lubing up).
After a few minutes the USB Onahole Warmer will start to heat up the inside of the hole. Feel free to warm things to your preferred temperature, though Rends says even after just five minutes the onahole can be ready for your grand entrance.
The USB Onahole Warmer features: