Effective Pain Relief: A safe drug free muscle stimulator medical device suitable for problems including back, knee and hip pain, sports injuries, chronic pain conditions and discomfort associated with menstruation & pregnancy in 2nd and 3rd trimester Four Pads, Two Channels: Our massager for pain relief TENS features 24 therapeutic modes and 15 intensity settings to choose from; enabling targeted massage & pain relief. Use our TENS machine for back pain, muscle pain, Sciatica and period pain relief Trusted Brand: In association with St John Ambulance, Kinetik Wellbeing provides high-quality, affordable electronic health devices, including TENS machines, designed to monitor, support and enhance everyday health and well being Easy to Use TENS Unit: Digital touch control buttons stand out for easier navigation, there is also an extra-large LCD display. The electronic muscle stimulator's lightweight design and portable storage case provide you with pain relief on the go 30min Adjustable Timer: This device has an automatic therapy time setting to help you manage and structure your pain relief. Use the included quick start guide for a safe and easy way of customising pain relief for different parts of the body and pain Kinetik Wellbeing: As the UK’s largest independent medical device company, we are committed to producing clinically validated devices to improve health and wellbeing with innovative, easy-to-use products designed to the highest medical standards