Opened once for inspection. Available for immediate purchase. YFFSFDC Door Lock 90 Degree Fluorescent Door Buckle Zinc Alloy Door Latch Lock Retrofit Rotary Flip Latch Lock Sliding Door Sliding Door Key Lock Seismic Latch Security Please search for the following ASIN in your browser and refer to the Amazon page: ASIN: B0BV6Q2DYS 【High-Quality Material】The high-quality zinc alloy door buckle is constructed with a multi-layer polished finish, a thick and reinforced base, high strength, and no worries about corrosion, rust, or discoloration. It does not easily break or deform and is highly durable. It adopts a 4-ball bearing structure, which can rotate smoothly and can be easily opened and closed with one touch. 【Convenient and Simple】Convenient flip design, privacy lock, and the flap provide extra security for a more comfortable living environment. 【Easy Installation】Installation screws are included, so you can install the fastener immediately. You can choose to install it on the left or right. Because it is a special type that can be installed at a 90-degree angle, it can be used to ensure the safety of doors and windows. 【Safety Protection】Not only prevents children from getting injured, but also prevents them from going outside the room and prevents various dangers. Easy locking provides security measures for sliding doors. It can also be used to prevent cats from escaping. 【Wide Range of Applications】Suitable for wooden doors, metal doors, and aluminum alloy doors. The door lock structure is simple, has a small footprint, and is practical and highly safe. It can be used in various places and applications, such as windows, sliding windows, cabinets, garages, gardens, bathrooms, kitchens, offices, and hotels.