Comfort thermostat concealed for 1 outlet: either shower head or handheld shower High-quality thermostat cartridge which controls the temperature evenly and precisely More safety: a button on the handle only releases hot water when required and prevents the temperature from becoming too high (SafetyStop) The single handle allows you to conveniently control water temperature, and the button provides on/off with an Easy touch Built to last: Brass internal components compliment a polymer trim plate for a surface that is resistant to dents, chemical corrosion, and mineral accumulation Includes handle, sleeve, function block, and escutcheon Captivating look: The distinctive matte white surface finish will look good for longer and win over users with its long-lasting quality Required parts: This product requires the iBox Universal Plus Rough (Part No. 01850181) for Installation Installation notes: Hansgrohe recommends a licensed plumber install this product