Probably the easiest clock to fit that we stock with its unique Slide 'n Lock Mounting System. No visible mounting screws. Maintenance-free, ultra-hard finish guaranteed to NEVER tarnish. Weatherproof construction for outdoor use with beveled glass. Easy removal for adjustments & battery replacement. Lifetime warranty on finish and movement. Dial: 85mm. Base: 105mm. Depth: 38mm. Wt: 295g.