Weather data center WDC 7000 Dimensions L x W x H: 270 x 225 mm Dimensions W x H x D: 270 x 225 x 33 mm Weight: 1912 g AES authentication: Yes Assembly type: Wall Mounting Batteries: 4 x LR6/AA Category: Weather and environment Display: LCD Modular: Sensors Outdoor area: No RS485 Bus: No System: HomeMatic Radio frequency: 868.3 MHz