Note: Class Ii - Rx Required. The Intensity 12 Is The Newest Standard In Portable Electrotherapy Offering Patients The Latest In Treatment Options And Stimulation Programs In A User-friendly  Ergonomic Design. Equipped With Pre-set Body Part Specific Settings As Well As A Customizable Option  The Intensity 12 Intuitively Guides The Patient Step-by-step To Ensure The Ideal Therapeutic Treatment. This Highly Customizable Tens Unit Has Modes To Reach Most Recurring And Chronic Pains. Patients Will Love The Convenience Of The Powerful Rechargeable Lithium Ion Battery. Take It To Work  Use It At Home Or While Traveling. 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. Federal Law Restricts These Devices To Sale By Or On The Order Of A Licensed Health Care Professional. Providers Are Responsible For Determining Appropriate Billing Codes For Medicare Program Claims. This Information Is Included For Your Convenience And Is Not Intended  Nor Should It Be Considered Billing Advice.