The Deltabell Complete Dummy bell box with White Cover is an economical and effective Decoy alarm box for all residential, commercial and industrial buildings. The Deltabell E boasts a fully sealed IP65 rated robust inner cover. It is visually identical to the live unit but with no working parts. A flashing LED can be added later to give the impression of a working unit. Engineer friendly, the unique levelling mechanism including the in-built spirit level and the revolving guide holes ensure that you can simply mount the Deltabell E without fear of your drill slipping. This kit comes with: 1 x Hinged white cover 1 x dummy blue base. Measuring 290mm(w), 285mm(H), 50mm(D) Designed in the UK and comes complete with a 2 year warranty.