Visco GEL Silicone Thin Forefoot Cushion Small Left Speculum Vaginal With 4 Bars * Insert stretchable sides so you With 4 Bars * Insert adapter in rail receptacle allows for use with 7 8Ã or 1 diameter rails * Attractive brown vein finish * Constructed of 1 steel for strength and durability * Telescopes with movement of bed * Easily adjusts up or down with spring loaded release * Spring loaded crossbars are easy to intall and remove * Universal Cross brace bars can be used with most manufacturers bed rails * Limited Lifetime Warranty * Rails extend from 47´ 78 * System includes device lead wires four self adhesive reusable electrodes 9V battery hard plastic carrying case and instruction manual * 3 Modes: Standard Modulate and Burst * Dual Channel * 30 and 60 minutes or continuous timer * Adjustable Pulse Width: 50 250 Microseconds * Pulse Rate: 2 150 Hz * Pulse Amplitude: 0 80 mA each channel * Waveform: Asymmetrical biphasic square pulse * One year warranty * FDA approved * Soft 'NStretch⁄ fabric keeps a soft durable silicone gel pad in place to cushion and protect the ball of foot absorbs shock reduces pain and helps prevent calluses * Adds cushioning to thin soled shoes * Contoured pad fits comfortably in most footwear