B&Q - Yc9331 Wireless Weather Station(Official Uk Version) Radio Controlled Clock Temperature HumidityBarometric Pressure,

Youshiko

Additional or Replacement, Three channel Wireless Temperature & Humidity Sensor, 433MHzCompatible with Youshiko YC9350 / YC9342 / YC9352, Digital Weather StationTransmits up to 50 meters or 160 feet from the main unitDimensions: 65 x 35 x 100 mm (L x W x H) Wall mounting or Desk top / Table standing / Weather proof casing (Please mount this sensor outside in a sheltered place to avoid direct heavy rain and direct sunshine for best results / readings) .Requires 2 x AA battery (not included), Dimensions: 65 x 35 x 100 mm (L x W x H).