Johari Digital Healthcare Ltd. Manufactures Portable Interferential Electro Stimulator. This is a Muscle Stimulator that acts as a pain reliever when one is when suffering from chronic pain. This Stimulator brings instant, controllable and safe pain relief to hands. Its 6 preset programs and one customizable program offer the best combination of waveforms in a comfortable pain therapy that can be self administered with a wide array of settings. Johari Digital Healthcare Ltd. Is an ISO 9001:2008 certified organization. The Portable Interferential Electro Stimulator is used for stimulation for symptomatic relief and management of chronic and/or as an adjunctive treatment in the management of post-surgical and post- traumatic acute pain problems. This is also used for muscle spasm, prevention or retardation of disuse atrophy, and muscle reeducation.