Puritan® Swabstick, 6 Inch, 1 Case of 10000 Wound Closure Kits and Trays 3 MHz applicator * All energy and water costs 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 or the device has been in storage for three months or longer These nonsterile swab sticks are 6 inches long with wooden shafts Use these swab sticks