The LiftMaster 841LM Automatic Garage Door Lock is designed to seamlessly integrate with your garage door opener, ensuring every operation automatically locks or unlocks the door. It features a reliable 12V locking mechanism that works perfectly with specific opener models, providing peace of mind and security. With weather-resistant materials, this lock is built to withstand harsh conditions, including high winds and storms. Installing one on each side of the door offers added protection against unwanted access, making it a must-have for any garage.
  This lock is ideal for homeowners who want an extra layer of security without compromising the convenience of automatic door operation. Whether you're preparing for severe weather or looking to protect your property from intruders, the 841LM lock is a simple yet effective solution. It's compatible with a range of popular opener models, making it easy to install and use. Add this lock to both sides of your garage door to ensure maximum safety and security in any situation.