$RGGI Launched sales of its industry-changing Wanda SD, a cost-effective robot that uses Ultraviolet-C (UVC) lights to sanitize everything from schools and offices to hotels and airplanes. The affordable Wanda SD costs $5,000 and can be purchased at resgreenint.com with a $1,000 deposit. https://finance.yahoo.com/news/resgreen-group...00029.html