Key Features: Light-Up Tail: Enjoy the color-changing, fiber optic tail! Remote Controlled: There are 3 speeds and 7 patterns of backdoor vibrations for your booty, and 10 different light modes! Lights and vibration are controlled independently. Tapered Plug: This smooth, premium silicone, body-safe butt plug has a tapered tip for easy insertion and a flared base. Rechargeable and Splashproof: Recharge the plug with the USB cable provided. Rated IPX5 splashproof. Say goodbye to ordinary with this fiber optic butt plug! Transform every moment with glowing, color-changing fiber optics, bringing new excitement into private times and added whimsy to public shows. With 3 vibration speeds and 7 unique pulsating patterns, matched by 10 light modes, it allows each experience to be uniquely tailored to the mood. A smooth, tapered plug made from body-safe silicone offers ease, security, and ultimate comfort, ensuring a worry-free experience. Fully rechargeable and splashproof, this game-changing addition guarantees the convenience of enjoying again and again. Measurements: Overall length: 20.25 inches Insertable length: 4 inches Widest insertable diameter: 1.4 inches Optical fiber length: 14.75 inches Materials: Silicone, ABS plastic, optical fibers (PMMA) Color: Black Note: Remote distance up to 32 feet; requires one AAA battery (not included).