The Gear Keeper Large Locking Flashlight Retractor is Quality at its best! This Retractor features: GEAR KEEPER Quality Product! Retracts any flashlight (Up to 8D Cell & Cameras) under water; locks on land Nylon Line w/ Kevlar Core Stainless Steel Spring and Hardware 42 Extension length 12 oz. Retraction Force 80 lbs. Breaking Strength Locking Mechanism Snap Clip Attaches to D-ring Quick Connect (Q/C-II) Quickly and easily disconnect flashlight from Gear Keeper Included Accessory: Q/C-II Lanyard (AC0-0912) Q/C-II Split Ring (AC0-0916) The ideal solution for those heavy SCUBA flashlights and Cameras - The locking mechanism allows the flashlight or camera to be secured when on a boat or land. Unlock the unit in the water and the nominal retraction force Gear Keeper will retract the light or Camera (which is somewhat buoyant). You&';re streamlined, won&';t snag and it&';s right where you need it. When using your flashlight or Camera underwater, you won&';t notice any resistance or retraction force. "