... pressure, improving sleeping: Nowadays, the city is long time standing the status of sub-health, using equipment in ... (instant temperature), it will save 60% electrical, saving time and power. Technical Specifications: Operating voltage: 220V±10%/50HZ ... .9KGmachineDimension41CML×31CMW×21.5CMH(export package for machine)Gross weight: 3.7KG(machine)the machine and spectrum unit are packed separated.