Good vibes only. The patented Vac-U Plug is the foundation of the Vac-U-Lock system of interchangeable attachments, harnesses, and accessories, and it just got a major upgrade. Featuring 7 vibrating functions and a wireless remote, the Vibrating Plug turns any attachment into a powerful vibrator for an even more stimulating, satisfying Vac-U-Lock experience. Vac-U-Lock is the world's first and only patented pleasure system, revolutionizing harness play and offering endless possibilities to mix and match within your collection to build the perfect toy. Color Black Total Length 3 in (7.62 cm) Width/Diameter 3 in (7.62 cm) Batteries Qty Included Yes Battery Qty 1 Battery Type USB Rechargeable - Charging Time: 90 Min | Usage Time: 120 Min Functions 7 Vibrating Functions Material ABS - Harness: Neoprene Wireless Yes