3057.0050 is a part of the Gelbau family of electronic locks and access control products. It is a double action electro-mechanical dead lock for use in commercial, industrial, and residential applications. The lock features two independent and adjustable locking points, which can be released using a variety of options, such as a key, code, and/or card. It is suitable for use with a variety of door materials, including metal, timber, and masonry. It has a reliable and secure operation, with up to 50,000 attempted invalid openings without damage to the lock. Additionally, it has a weatherproof, corrosion-resistant design and is easy to install and maintain.