Pure Enrichment PETNSBDL-1 PurePulse Trio TENS, EMS Heat Muscle Stimulator COSTCO#1761843 Features: Dual Channels 2 Heat Settings 9 TENS Programs 7 EMS Programs Product Specifications: Size: 5.4? x 2.6? x 1.0? | Weight: .28 lbs (including belt clip) | Power: Lithium-ion rechargeable battery | Intensity: Adjustable level 0 to 50 | Heating: Low up to 105.8 F; High up to 109.4 F Soothing Heat Adjust your temperature up to 109.4F on high to provide heat to aching muscles. The dual channels allow you to treat two separate areas simultaneously with different intensity settings. Use the light gray pads for one area on channel 1, and the dark gray pads on another area as channel 2. Temporarily Alleviates Pain Choose from over 9 TENS (Transcutaneous Electrical Nerve Stimulation) programs to send safe, electric impulses to any sore spots. These tingling electric impulses temporarily reduce the body?s pain signals and help relax strained muscles. Stimulates Muscle Recovery The 7 EMS (Electrical Muscle Stimulation) programs send different electric impulses to contract your muscles; aiding in strengthening, recovery, exercise prep, endurance building, and increasing blood circulation and range of motion. Safe Gentle on Skin The electrode pads stick firmly to the skin and are easy to remove and reuse for multiple treatments. No need to connect individual wires for each electrode?each wire is built right into the pad. One cable connects all 4 electrode pads and plugs into the device easily. Boost Workout Recovery Help your tired muscles recover more quickly with regular post-workout treatment sessions. All-Natural Relief for Chronic Pain Daily TENS treatment offers a safer alternative to pain medication for those living with chronic body pain. Combat Sedentary Stiffness Both stress and sitting at a desk for up to 8 hours a day can cause deep muscle tension. Massage away any aches with daily PurePulse treatment.