Eurochron Efws 302 X45155 Data Sheet

b) Outdoor Sensor
Power Supply ............................... 2 AA/mignon batteries
Battery lifetime ........................... approx. 1 year
Transmission frequency ............ 433 MHz
Transmission range .................... up to 80 m (in the free field, see Section 14)
Transmission interval ................ every 60 - 64 seconds
Dimensions .................................. 65 x 100 x 35 mm (W x H x D)
Weight ........................................... 77 g (without batteries)

Temperature sensor
Measuring range ......................... -20 °C to +50 °C
Resolution .................................... 0.1 °C
Accuracy ....................................... ±1 °C (from +1 °C to +30 °C)

±2 °C (< +1 °C or > +30 °C)

Humidity sensor
Measuring range ......................... 20% to 90% relative humidity
Resolution .................................... 1%
Accuracy ....................................... ±8% relative humidity