Titan Incubators New Automatic Chicken Coop/House Door Opener/Closer Timer Unit - Upto 2.2Lb Door Lift NEW FROM JULY 2018 TOTAL UPGRADED model beating units twice the price. Weather-proofed - suitable for use all year round. New easy open battery compartment. Compatible with Titan Incubators Metal Door. Can Lift upto 1kg or 2.2lb Chicken Coop Door