with infrared sensor for bi-directional communication for monitoring, configuration and service purpose | for cold or premixed water | 6 V lithium battery, type CR-P2 | battery lifetime: approx. 7 years (150 actuations a day) | GROHE Water Saving mousseur 5.7 l/min | flexible connection hoses | dirt strainer | external solenoid valve | external battery | rapid installation system | multistage battery status display | 7 pre-set programs: | auto flush | thermal disinfection | cleaning mode | additional functions and precise settings by remote control 36 407 | CE approved