Automatic Chicken Coop Door Controller IP44 Cage Opener Remote Control Poultry House Door Actuator Motor Kit with Timer Light Sensor Item Type: Automatic Chicken Coop Door Controller Material: ABS Weight: Approx. 938g/33.1oz Output: DC 9V 2A Product Size: Approx. 12.5x12.5x9cm/4.9x4.9x3.5in Control Function: Light sense, timing, remote control Waterproof Class: IP44 Battery Box (Not Included): AA battery x4 (battery box battery: rechargeable battery is recommended so that it can be reused and environmentally friendly) Note: The service life of ordinary AA batteries is about 9 months (depending on what brand of batteries customers use to measure the service time). Remote Control Battery: 1 x 27A12V battery (not included) Remote Control Installation Once Battery Life: 1 year Power Supply Mode: Choose either power supply or battery. It is not recommended to put the battery when using the power supply to avoid battery leakage after a long time. Whether to Automatically Save the Preset Time after Power Failure: No Applicable Object: Chicken, duck, goose