Known as ‘silent sweep’ in the industry, the hands move in a constant sweeping motion rather than a stepped tick. So you won’t hear any ticking but if your hearing is particularly sensitive in a completely silent room you may hear a very quiet whirring. Features & Specifications: – Material: Acrylic, Metal, Glass – Colour: Black w/ Cream – Movement: Digital – Power: Connect to DC or 3 x AAA (not included) – Dimensions: LWH 7.5 x 16.6 x 19cm – Weight: 0.35kg