Product Name: Outdoor Key Locking System - Protects outdoor faucets from unauthorized use - Prevents vandals and unauthorized users - Prevents accidental (or deliberate) operation of the faucet - Thermal insulation in bad weather - Anti-manipulation lip protection device - Made of steel with weather-resistant coating - Can be installed at all faucet angles - To use, simply open the cover and start using it - It is recommended to use a lock with a 3/8 handle - A screwdriver is required if the optional security disk is installed - Suitable for private residences, vacation properties, rental properties, schools, parks, government buildings, industrial properties, commercial properties