G11 STAINLESS STEEL APARTMENT LOCK https://www.abrainsmartlock.com/product/apartment-lock/g11-stainless-steel-apartment-lock.html Constructed from durable 304 stainless steel, this smart lock offers multiple unlocking options, including fingerprint recognition, PIN codes, keycards, Bluetooth, and optional remote control access. Compatible with courtyard gates, profile doors, thermal break aluminum doors, and wooden doors, it provides versatile applications for a wide range of door types, especially in apartment complexes and private residences.