2 channels of independent stimulation output Extensive range of programs with manual customize settings and body-part specific settings (neck, shoulder, hand, lower back, knee, foot) —18 TENS and 18 IF (total of 36 programs) Electrode load indicator 4 stimulation modes for TENS: –Continuous –Pulse Width Modulation –Pulse Rate Modulation - Combo Modulation (pulse rate and width modulation) Up to 10,000 Hz of IF therapy with sweep frequency to prevent accommodation of nerves and provide maximum treatment benefits 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 Low battery indicatorRechargeable lithium ion battery with USB/wall charger and LED charging indicator light 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