Keyless Locking for Family RV Living: Eliminate rattling and shifting of items in drawers during travel. Enhance privacy and convenience with keyless operationopen and close at any time. After installation, press the unlock button to open, then press again to close.Multi-Scene Use: Easy-to-install snap mechanism fits a variety of applications including RVs, yachts, boats, cabinets, drawers, furniture, and tables. Simplify daily use and improve functionality in tight spaces.Specifications: Material: ABS + Chrome Plating (durable, hard-wearing, and environmentally friendly) Plate Thickness: 14 to 16mm Aperture: 20mm Lock Screw Hole Distance: Approx. 36.19mm Package Includes: 1 x Keyless Button Lock 2 x Long Screws 2 x Short Screws Installation Steps: 1. Drill a 20mm hole and install the ring. 2. Insert the lock seat through the hole from the inside of the drawer. 3. Secure the lock using the longer screws with a Phillips screwdriver (60mm from the edge). 4. Attach the "L" lock to the lock plate using the short screws. Ensure tabs and latches are correctly aligned for proper operation.