Made from cedar. Dimensions approx: 400mm x 180mm x 250mm. Premium quality bird box with high resolution colour camera kit. Frosted windows are fitted to the sides of the box to aid picture quality during low light. Camera switches to black/white picture at night to enable 24 hour viewing. Entrance hole is 28mm as standard - but can be supplied with 25mm, 32mm or 40mm if required. Supplied with back-plate for easy fixing. Supplied with a choice of fixed colour camera kit options: wireless / 10m cable / 20m cable / 30m cable / 50m cable. All kits are very easy to use. Full instructions and support provided. Connect straight into AV ports of your TV or laptop or PC (your computer will need a TV card with AV inputs). Can also be supplied with scart adapter if required.