This unit has all the components and features of the I-PAD with addition of a midline Line Laser with midline attachment to the Pole, two Dot Lasers with attachments to the vertical Arms and Protective Eye Shield. For measurement of rotation of the spine an optional spinal set is needed (sold separately). The Laser Units are used instead of the Telescopic Extenders and attach quickly to the Pole and the Vertical Arms adding accuracy and speed to the measuring process. The I-PAD is provided with a carrying case, and sensitive instruments are contained in a hard case. Each fit together inside the carrying case. Product ID.ISO I-PAD w/Laser