Features: This stainless steel garage door emergencies release set features a durability cast construction design with universals compatibility, providing reliability manual operations during power outages or remote failures for various garage opener brands. The complete set includes a weather resistant lock, precisions cut keys, and detailed installation hardware requiring only basic drilling tools for permanent setup on existing door systems. Ideal for homeowners with enclosed vaults styles garages lacking side entry points or property managers maintaining multiple storage facilities requiring secure emergencies access solution. Safely override automated systems during electrical failures or mechanical malfunctions, enabling manual door operations through the overhead mounted release mechanism in residential, commercial, or industrial garage environments. Engineered for long term performances with corrosions resistant stainless steel components, this keyless access solution maintains functionality across temperature extremes while supporting wood, metal, or composite door installations. Specifications: Dimension:6.2x2.9cm/2.44×1.14in Component:stainless steel Package Includes: 1Set Garage Door Opener note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.