Tacens Aura Pro 12cm. Rated current: 0.18 A, Power consumption (typical): 2.2 W. Operating temperature range (T-T): -10 - 70 °C, Operating relative humidity range: 5 - 90 %. Colour of product: Black, White. Weight: 0.164 kg. Mean time between failures (MTBF): 60000 h