Kink Power Wands from Doc Johnson. Ultra Powerful Silicone Wand Massager. No battery required plugs directly into power source. 8 speeds and 8 functions. Sized to fit most wand attachments. Flexible silicone head, discreet shape. Easy to clean. Vac-U-Lock plug accessory available. Materials Phthalate free silicone head, and ABS plastic handle. Width 2.44 inches. Length 13.31 inches.