The Acctim Arc is a modern design alarm clock with a sound-activated green LED display with adjustable brightness that you can easily change. The contemporary Black wood effect case makes this a stylish addition to any bedroom. This bedside clock comes complete with crescendo alarm and snooze to make sure you get up in time for work every day all thanks to the handy 2-way power supply - battery and/or USB cable included, you’ll never be late again! Specifications Modern design alarm clock Sound activated green LED display Adjustable brightness set up Black wood effect case Crescendo alarm and snooze 2-way power supply - battery and/or USB. Batteries optional: 3 X AAA (not included) 100cm DC to USB cable included. Dimensions: D 6.3 x W 6.3 x H 6.3 cm Colour: Black