The lock with key features a aluminum alloy construction that has durability and longevity, while the additional key provides added security against . The lock is easy to install and use, and works perfectly with most window screens. Features -Color:Black -Material:Aluminum alloy -Size:17.00X6.50X2.50cm/6.68X2.55X0.98in -Window handle lock, with sturdy aluminum alloy construction and lasting performance. - This lock with key accommodates different window, make comfortable living space. - Window handle lock, easy to install, good looking, ergonomic design principle, tight grip, uniform. - Anti-theft window handle locking adds an extra layer of security to your home, adding security. - Key included for easy and convenient access, you could use the key to open and lock the window with ease. Package list: 1 x window handle lock 2 x keys