Kerbl Basic Automatic Chicken Door Opening Opener for Coop House with Light Sensor Manual Control

Kerbl basic control for opening poultry sliding doors and flaps For poultry houses, pigeons and water poultry houses and suitable for all standard sliding doors Two different adjustment options, light sensor for light-dependent control and manual control via optional external button Automatic stop function on resistance, poultry cannot be trapped under the door, after stop, the closing process is automatically repeated Powered by or 4 x AA, 1.5 V batteries (not included)