Can the display be directly exposed to the sun and rain?

Yes, these devices are completely weather-resistant and temperature-resistant (exception: no protection against frost!). Water Computer 1060 (1164) Water Timer (1169) Water Computer C 1060 Profi (1815) Water Computer C 1060 solar (1833) Water Computer C 1060 plus solar (1866) Water Computer C 1060 plus (1864) Water Computer C 1030 plus (1862) Water Timer T 1030 plus (1860) Water Timer T 1030 Duo plus (1870) Water Timer T 1030 card (1830) Water Timer T 1030 (1825) Water Computer C 1030 Plus (1810) Water Timer electronic T 1030 (1805) Water Timer electronic T14e (1820) Automatic Watering Set A 1020 (1835) Water Control Flex (1890) Water Control Select (1891) Water Control Master (1892) Water Control Easy (1887) Water Control Easy plus (1888) smart Water Control (19031) Multi control Duo (1874)