Nexus Revo features a new and improved waterproof design, it's designed to literally lock in to the masculine form and directly stimulate the prostate and perineum simultaneously. Features an improved 2 speed, the bi-rotational shaft that gently but surely massages the prostate as the 6 function perineum massager vibrates to give you simultaneous stimulation. You can control both independently giving you 34 amazing combinations of pleasure. Magnetic USB charger included and you will get 10 hours of play for four hours of charge time. It's waterproof submersible so you can even use it in the shower or bath. 1-year factory warranty.