Replacement sensor/transmitter for the A8-YD8266WUK-BL or A8-YD8266WUK-WH weather station. Features an LCD screen that displays current temperature and humidity. Temperature measurement range: -40 to +70 °C Humidity measurement range: 20 to 99% Wall mounting or table display Max transmission range: 50 metres (150 feet) in open area Water-resistant to IP44 rating (protected against rain and splashes) Available in black colour only. Notes: This sensor is for replacement purposes only. The ACCUR8 YD8266WUK-BL and YD8266WUK-WH weather stations can accept up to three A8-TX16 sensors. This sensor differs from the TX16-2, as it has a selector switch inside the battery compartment to set it to send to channel 1, 2, or 3 of the display console (receiver). The TX16-2 doesn't have the channel selector switch. Dimensions 45 x 110 x 21mm Batteries 2 x AAA 1.5V Alkaline or lithium batteries (not included) Power Battery only