Step Block Violet 2 Height 2 per Set Wheelchairs Reclining 2 channels of independent stimulation Color:Yellow 2 channels of independent stimulation output 6 body part specific settings (neck shoulder hand lower back knee foot) each equipped with two (2) pre set programs and one (1) manual customize setting 18 program settings total Rechargeable lithium ion battery with USB wall charger and LED charging indicator light Low battery indicator Electrode load indicator 4 stimulation modes: Continuous Pulse Width Modulation Pulse Rate Modulation Combo Modulation (pulse rate and width modulation) Preset and adjustable treatment time Compliance meter store up to 90 sets of treatment records and total treatment time of 100 hours User friendly sleek design Easy to read large LCD display and convenient easy to use controls Full kit includes device 4 pack of InTENSity electrodes pair of lead wires lithium ion battery wall USB charger belt clip instruction manual quick start guide and carrying case 1 year warranty HCPCS* Code: E0730 for TENS unit A4595 for supplies ** Prescription Required: This is a Class II Medical Device Improves individual's transferability by lowering the front and middle of the cushion Û inches while keeping its strong positioning capablity by deepening the leg troughs * The lower height also contributes to a greater feeling of security in the chair particularly if the cushion is being supplied as a replacement cushion * The non adjustable ROHO AIR FLOATATION air insert built into the cushion under the ischials has been enhanced to provide greater cell to cell air transfer improving the immersion capability of the cushion * The overall foam density of the cushion has been reduced by 25% allowing the cushion to conform better to the individual's physiology * 24 month warranty * No adjustment of the air cells is required * The cover is 100% PVC free and comes with a full depth zipper which helps to provide enhanced fluid resistance * Weight limit: 300 lbs * Carton size:17x16x6