SILENT MOTION & PRECISIONThe hands move do not make any noiseThanks to its silent system, the second hand of POP does not make any noise which creates an atmosphere particularly favourable to concentration and wellness. Its quartz mechanismpiezoelectricity- is both reliable and economic.READABLE FROM UP TO 150 METRES WITHOUT STRAINDESIGNIts the ideal clock for large spaces.Available in 2 colours: black, metal grey Features Target audience Adults & Children Style Classic Cover material Glass Frame material Plastic Product colour Black, Transparent Form factor Round Type Quartz clock Placement supported Wall Power Battery voltage 1.5 V Number of batteries supported 1 Battery type AA Weight & dimensions Diameter 37.5 cm Weight 1.35 kg Packaging content Batteries included Yes leaflet