Titan Incubators New Automatic Chicken Coop/House Door Opener/Closer Timer & Light Sensor - Upto 2.2lb Lift Capacity New For July 2018 Huge Upgrades From Previous Models Weather-proofed - ideal for use all year round. New easy open battery compartment. Compatible with Titan Incubators Metal Door and Elite Metal Doors Can Lift upto 1kg or 2.2lb Chicken Coop Door