Fda-Cleared 4 Channels Rechargeable Electric Pulse Massager, Etekcity Tens Unit Etekcity 4 Channels TENS Unit Muscle Stimulator with15 Massage Modes 20 Intensity Levels, Electric Pulse Rechargeable Therapy Massage Machine with all accessories, FDA Compliant Product Features FSA / HSA eligible Quick Pinpoint Pain Relief: Etekcity TENS Machine help manage pain issues and reduce pain and muscle soreness caused by conditions like back/shoulder pain, arthritis, nerve pain, joint pain, period pain, neck pain, knee pain, sports injuries 4 Outputs with Versatile Massage Modes: 4-channel unit can support up to 4 sets of pads. The units' first three rows are for different body parts and the next two rows are the most classic massage types: knead, acu, tap, cupping, and scraping. Super Easy Operation: Function-specific buttons make it really easy to change settings in less than1 sec. The extra large bright LCD is clear and easy for you to know your current selection and level of intensity 8 Premium Pre-gelled Reusable Electrode Pads: The pads come in 3 sizes (Large: 2"x4" 2 pcs, Middle: 2"x2" 4 pcs, Small: 1.5"x1.5" 2 pcs), allow you to cover a larger area. With great self-stick performance, they can be used up to 30 times with care. Rechargeable Timer Control: The unit can be charged by connecting to a wall charger, power bank or laptop USB port. Simply plug in when the battery indicator flashes orange. You can choose from 6 timer options ranging from 10 to 60 minutes Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!