3 in ! Core Technology!!! 1. Terahertz technology 2. Quantum technology 3. Optical Quartz technology. The iTeraCare Health Device consists of Terahertz tube in a form of a Crystal made with some exclusive mineral ingredients, with hightech of Energy Conversion and included Teraherz through Quantum Entanglement. This Core Component is produced through high-temperature moulding technology which is reaching almost 2000 degrees.