Puritan® Swabstick, 6 Inch, 1 Case of 10000 Wound Closure Kits and Trays 3 MHz applicator * All HERH6036TW 3 MHz applicator * All three applicators can be stored on the unit itself to keep them available at all times * 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 Cotton polyester envelope helps with a comfortable fit Use these swab sticks with single end tapered mini tips