Brick Clock Can Display Time, Date & Thermometer Alternatively or You Can Set Time on Permanent Display. Brick Can Also be Set to Only Display Using Its Noise Activated Sensor Such as Click of Thev Fingers or Tap on Table. Powered by Rechargable Battery Via Usb. Available in Walnut, Marble, Beech Wood, White, Aluminium Metal, Ash, Copper, Black. Minimum Quantity: 48.