Tens stands for transcutaneous through the skin electrical nerve stimulation and is now regularly recommended by doctors, physiotherapists and pharmacists throughout the uk. P p the lloydspharmacy period pain reliever can be used for 20 minutes twice a day providing lasting relief and can be used alongside pain medication. It works by passing harmless electrical signals into the body from its pad controlled by the user at all times. This eases pain in two ways p p bull it blocks the bodys pain signals. These are normally transmitted from the area of pain through the nerve fibres to the brain. Tens interrupts these pain signals br bull tens stimulates the bodys production of endorphins its own natural painkillers p p please read the enclosed user manual carefully before use. P p features p p bull easy to use tens pain reliever for period pain and menstrual cramps br bull can be used alongside pain medication br bull 8 program settings br bull 10 output intensities br bull lightweight and portable p p pack contents p p period pain reliever br storage pouch br connection cables br 1 self adhesive pad br user manual br requires 2 x aaa batteries not included p p warning p p not suitable for use during pregnancy or labour or if you suspect you may be pregnant. Br not suitable for people with pacemakers or other implanted medical devices, or for people with heart rhythm problems. Br not suitable for children under 16 years old. Br cancer patients, people with diabetes or epilepsy should seek advice from their consultant or doctor before use. P p keep out of reach of children. Br please refer to the user manual for additional warnings and cautions. P p replacement pads are available online or from your local lloydspharmacy. P p model number lppr1 p p