TENS EMS Unit Muscle Stimulator for Pain Relief Therapy - 4 in 1 TENS EMS Relax Custom Frequency+Pulse - Muscle Massager 36 Modes 20 Intensity, Memory & Favorites Function, 3.8" Color Display - Gray

4-IN-1 PRO TENS EMS PAIN THERAPY: Belifu, a 15-year professional brand trusted by 5M+ users, combines 4-in-1 TENS, EMS, RELAX, and DIY pulse therapy to relieve back pain, neck pain, sciatica, and deep muscle tension. This muscle stimulator offers custom frequency, pulse, and therapy settings for personalized pain relief and long-term recovery. ULTRA-CLEAR 3.8" COLOR DISPLAY: Still struggling with small, dull monochrome screens on older TENS units? Our upgraded device solves that problem instantly. Featuring a 3.8-inch ultra-large full-color display, this tens unit delivers a bright, high-clarity interface that makes every setting easier to read and adjust. Enjoy clearer visuals and effortless control—so you can focus on effective pain relief without frustration. 36 MODES & CUSTOM DIY FREQUENCY: Equipped with 36 modes, adjustable pulse width, and DIY frequency, this upgraded tens unit simulates deep tissue massage, helping reduce sciatica pain, nerve pain relief, and muscle soreness. Ideal for muscle recovery, tension release, and full-body therapy after long workdays or workouts. INDEPENDENT DUAL CHANNEL FOR PAIN THERAPY: The independent dual channel design allows different pulse, intensity, and therapy modes for neck pain and back pain at the same time. Enjoy drug-free, non-invasive pain relief that targets sciatica, tight muscles, and daily stress, making it the perfect home massager for personalized recovery. MEDICAL-GRADE REUSABLE PADS: Belifu uses premium electric conductive pads with advanced gel for powerful muscle stimulator performance. These latex-free pads offer deep tissue contact, reduce irritation, and can be reused over 50 times, ensuring consistent therapy, stable pulse delivery, and more effective pain relief. LONG-LASTING RECHARGEABLE BATTERY & FULL ACCESSORY KIT INCLUDED: The rechargeable 600mAh battery delivers up to 60 hours of continuous use. Includes premium pads, wires, and a travel case for easy storage. Perfect portable back pain relief products for home, office, gym, or travel, delivering reliable tens ems therapy and full-body relax support anytime.