PERFECT FOR SOCIAL DISTANCING: This privacy lock has a large window showing green (VACANT) or red (IN-USE), which can be clearly seen from 5 meters away. Helps avoid embarrassing situations for your valued clients or guests. COMFORTABLE GRIP: The center of the lock is made of a band spring as the card position, with a crisp card position sound when rotating, 90-degree positioning, 360-degree rotation, and the feel is very first-class EASY INSTALLATION: Easily convert all bathroom door handles to an indicator type to indicate that the restroom is occupied. This Indicating Door Lock Kit fits standard door sizes and can be installed in minutes with the included hardware (with stainless steel screws included) for partition and bulkhead doors. LONG LIFE: The door lock is made of durable zinc alloy and electroplated, which is rust-resistant, corrosion-resistant, and durable, without worrying about constant replacement. WIDELY APPLICABLE: Toilet door indicator bolts are perfect for your home, office, warehouse, gym, villa, pool house, co-working area, dorm, hospital, hotel or any commercial property., Manufacturer: Lazmin