EZ Stretch Cast Protector(Leg) Case 6 Narcotic Safes 2 Channel Electrotherapy * Easy to add modularity Impotence 2 Channel Electrotherapy * Easy to add modularity allows the addition of two additional channels of electrotherapy light therapy or a battery module * High contrast 5 (13 cm) FSTN LCD monochromatic user interface * Two independent electrotherapy channels expandable to four independent channels * Multiple waveform electrotherapy six clinical waveforms: Interferential Premodulated High Volt Russian Symmetrical Biphasic and Microcurrent * Documentation of treatment data with Patient Data Cards * User defined protocols for your specific needs * Dual frequency ultrasound at 1 or 3 5 * Number of hand grips: 8 * Weight capacity: 400 Lbs * Keeps casts or bandages dry while showering or bathing * Strong and durable water resistant material that doesn't rip or puncture easily * Seals tightly at opening no tape or special straps needed * Slides on easily with one hand * Reusable * Fits most adut and children * Latex free * Circumference 3