IIT Kharagpur develops portable device for COVID-19 tests at ₹400

IIT-Kharagpur claims to have developed a portable device that can detect COVID-19 within an hour. The cost of one test will be around ₹400 and can be conducted in an ultra-low-cost portable device. The same portable unit can be used for a large number of tests by replacing paper cartridge after each test, the institute said.