Additional Details ------------------------------ Bullet point: The CAL Double Bolt Lock is the most secure and easiest way to prevent your children from wandering outside the house. Its innovative system allows you to install the lock at the desired height preventing children from reaching and escaping into potential danger. Due to its unique design and operation, any occupant within plain view of the CAL Double-Bolt Lock could determine whether the lock is Open or Secured. ? The CAL Double-Bolt's primary function is to protect your home or property from intruders. ?The CAL Double-Bolt Lock has proven to provide over 1000 lbs. of Forced Entry Load Tension, preventing criminals from being able to lift out the sliding glass door from their tracks. This type of high security is something factory-installed locks or after-market products cannot offer. ?The CAL Double-Bolt Lock's sleek, aesthetic, and low-profile design helps fit easily within the limited space available between the sliding glass door frame and the interior of the door panel, allowing the lock to disappear within the frame and window environment. The CAL Double- Bolt lock is for everyone who owns a home or business. Product description: The CAL Double Bolt Lock is the most secure and easiest way to prevent your children from wandering outside the house. Its innovative system allows you to install the lock at the desired height preventing children from reaching and escaping into potential danger. Due to its unique design and operation, any occupant within plain view of the CAL Double-Bolt Lock could determine whether the lock is Open or Secured. ? The CAL Double-Bolt's primary function is to protect your home or property from intruders. ?The CAL Double-Bolt Lock has proven to provide over 1000 lbs. of Forced Entry Load Tension, preventing criminals from being able to lift out the sliding glass door from their tracks. This type of high security is something factory-installed locks or after-market products cannot offer. ?The CAL Double-Bolt Lock's sleek, aesthetic, and low-profile design helps fit easily within the limited space available between the sliding glass door frame and the interior of the door panel, allowing the lock to disappear within the frame and window environment. The CAL Double- Bolt lock is for everyone who owns a home or business.