Skillbuildersä Strap Wedge 20 x 22 x 4 11¨ Scales Physician Beam Designed for easy one person Style:1 Pair (Left & Right) Designed for easy one person delivery and set up with a foot section that weighs just 42 lb Ultrasound Unit With 5 cm Applicator * The Sonicator 740 is 1 and 3 MHz therapeutic ultrasound unit which comes with a 5 cm˝ dual frequency applicator * It is light weight and portable and features a universal applicator cable to make changing applicators quick and easy * There is an optional rechargeable lithium ion battery pack that truly allows you to take therapy on the road with you * Large soft touch controls let you set up treatments quickly and easily and the backlit display shows all treatment parameters and conditions * Weight: 3 5 wide velcro positioning straps provide support when positioning the child * Without the removable straps the deluxe wedge functions just like the standard Skillbuilders© wedge *