Wii Vitality Sensor: Nintendo relaja nuestro cuerpo en el E3 - Fangamers.com
Nintendo debuts Wii Vitality Sensor - The San Diego Union-Tribune
IGN on Twitter: "From a PC joystick to a network system for the NES in 1988 to the never released Wii Vitality Sensor, here are (almost) all of Nintendo's accessories and peripherals