This window buckle limiter is an essential for ensuring the safety of your children. It can be easily installed on sliding windows and doors, providing a secure barrier that prevents children from opening them. The is also effective in preventing burglars from gaining to your home. To use, simply attach the to the window or door frame and slide it into place. Features -Color:White -Material:Zinc Alloy -Size:4.00X3.80X2.80cm/1.57X1.49X1.10in -Enhanced security: the latch design provides an extra layer of security, preventing and enhancing home safety. -Versatile application: ideal for all types of windows and sliding doors, making it easy to open and close with minimal effort -Adjustable limiter: equipped with an adjustable limiter, you can set the window opening to your desired range for added safety -Durable construction: constructed from durable alloy, this is built to last and resist rust, ensuring longevity -Childrenproof: This is a must have for any home with young children Package list: 1PC Sliding Window Lock