4 Sets Sliding Window Locks Adjustable with Keys Aluminum Metal Silver

Package Include: Window Security Safety Locks x 4. If you are not completely satisfied with your purchase, simply let us know and we will provide you with refund or replacement. Sliding window locks are screw mounted on the sliding window/door track to prevent sliding and increase security. Simply tighten them with a hex key to fully secure windows/doors or allow ventilation without additional tools. It can prevent thieves from entering through the window and escort your safety. Quick installation in just two steps. No drilling required, simple operation, 2 minutes to complete the installation, to reuse and reinstall. The matching key can be controlled, and it is very to install and remove at will. Sliding window locks are great compatible with sliding patio doors, sliding glass doors, and more. Equipped with 4 locks, 4 keys enough for your daily application. Prevent the risk of children and pets falling from heights. This window lock is compatible with sliding windows, sliding doors and vertical doors. Use thickened aluminum alloy material with stainless steel screws. Not easy to corrode, not easy to rust. Put some window latches in your child's room to prevent your child from falling through the window.