For simple fitting in wooden doors and panels up to 60 mm thick With collar magnet for easier access (2 collar magnets included) Overall frame size: Width 195 mm (7 5/8 Inch), Height 242 mm (9 1/2 Inch); Cut out required in door/panel: Width 168 mm (6 5/8 Inch), Height 219 mm (8 5/8 Inch) Average battery life 12 months (1 x pp3 battery 9 V - not included in the delivery) Suitable for up to small to average-sized cats - keeps other animals out
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