The BioCompression SC-2004 Lymphedema Pump is a four chamber compression device with sequential, gradient pressure and is designed to treat primary or secondary lymphedema. The device is intended for swelling of the arms and legs as well as the treatment of venous insufficiency and associated venous stasis ulcers. This Lymphedema Pump is intended for home or hospital use. The BioCompression SC-2004 is lightweight, portable and easy to use. It can be used unilaterally (one limb) or bilaterally (two limbs). The pricing includes FREE ground shipping to your home and 24 hour on-call service for questions or concerns. Garments are required for the machine to operate and must be purchased separately. The machine is nearly ready to go right out of the box. Plug the machine in, plug the garment(s) into the machine, put the garment on the affected limb(s) and turn on the machine. It’s really that simple. Pressure can be adjusted higher or lower to your comfort level.