Features Auto Lock Mode blade that automatically locks at the length to which it is extended. When release button is depressed, the blade retracts. Auto-locking feature allows user to control tape retraction which helps to provide long blade life and reduce the risk of injury. Also features a manual mode, a setting used to override the auto-locking mechanism. Detachable hook allows user to work efficiently in different conditions. Blade features Blade Armor coating for durability and long life. 11' blade standout for reach and efficiency.