- Durable construction: The window handle is made from a durable, rust resistant and smooth material. It is highly wear and corrosion resistant, protects the surfaces of window and door frames from abrasion, ensures safe operation, and minimizes the risk of injury. - Easy installation: Install in a few steps by drilling holes at the correct spots in the door and window, aligning the screws with the screw holes, and mounting the handle on the front side of the door and window. Once installed, the handle is stable and reliable. - Lockable for security: The handle can be locked with a key, providing added security at home. It prevents accidental window opening and reduces the risk of children or pets falling out. - Versatile and compatible: Suitable for indoor and outdoor mounting and usable in apartments, bathrooms, offices, hotels, or for securing balcony and patio doors. Compatible with different window types and ideal for replacing old handles or installing new ones to improve home protection.