Seiko Wall Clock with Temperature and Humidity Brown Metallic BC405B Extended Clock, Analog, Radio-Controlled Calendar, Display, (35cm Diameter),

Body size: diameter 35.0 x 5.2 cm Materials: Plastic frame (brown metallic paint), front glass Country of Origin: China Radio wave correction function (40kHz/60kHz automatic tuning and reception OFF function) Fully automatic calendar function up to the year 2099 Temperature and humidity display Temperature measurement range: 0°C to 40°C Measurement accuracy: ±2°C Humidity measurement range: 20%RH to 90%RH Measurement accuracy: ±10%RH (25°C) Low battery warning function (second hand stops/LCD) This product requires batteries Sleep Second Hand: The light sensor automatically stops the second hand at 12 o'clock when the light drops below a certain level. This eliminates noise during radio wave reception, improving reception sensitivity and extending battery life.