Offset Cane Alum w Gel Grip Blue Crackle Cold Hot Therapy Packs 5 ) Short (Below Style:Pair (Left & Right) 5 ) Short (Below 29 ) * White * 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 5 to 38 * Comes standard with wrist strap * Manufactured with sturdy 1 diameter anodized extruded aluminum tubing * Metal (lock nut) silencer * 300 lb Blue crackle * Handle height adjusts from 28