Philadelphia Collar w Trach 5 1 4 Large Post Op Healing Shoes Great support for easier recreation Autoclavable Up to 325 Great support for easier recreation and therapeutic swimming * Hydraulic power can be used anytime * A Full 62 lifting range and 360¯ swivel helps gently place any client into water * Heavy duty steel construction supports up to 400 lbs * Stainless steel painted finish resists corrosion in humid environments * Includes 112 D sling with seat & back & chains * Warranteed for 1 year on the base mast boom swivel bar and hydraulic pump (All other non durable components such as rubber plastic and painted items are warranteed for 3 months) * Dual Channel * 4000 mHz * Unit comes complete with: set of 2 wires pack of 4 silver silver chloride self sticking electrodes 9V alkaline battery ac adaptor instruction book and attractive carry case * Dual channel quadra polar * Adjustable pulse amplitude * Carrier frequency plus interference frequency * Sweep and treatment timers * Shipping Carton Size: 12 L x 10 W x 6 H * HCPCS Suggested Code: E0730 * Interferential stimulators use a fixed carrier frequency of 4 000 Hz per second and also a second adjustable frequency of 4 001 4 400 Hz per second * When the fixed and adjustable frequencies combine (heterodyne) they produce the desired signal frequency (Interference frequency) HCPC Code: L0172