Main features with infrared sensor for bidirectional communication for cold or premixed water 6 V lithium battery, type CR-P2 Battery life approx. 7 years (at 150 activations per day) GROHE Long-Life surface GROHE Water Saving - less water, perfect water flow Maximum flow rate (at 3 bar): 5 l/min Metal housing Multi-level battery status indicator 7 pre-set programmes Automatic rinsing thermal disinfection cleaning mode additional functions and settings with remote control 36 407 CE mark