Eureka Korea EB-1500C Hydraulic Mechanical Non Electric Bidet Bathroom Toilet Attachment Sprayer Spray Cold Water Only One Touch ceramic valve lever (Patented No.114351) Internal hydraulic, cold and hot water mixture CERAMIC cartridge - semi-permanent use guaranteed Stainless steel inside body (Slim body but no breaking) Self Nozzle Clean function. Automatic spray stop function (Patented No.161484) Made in Korea