General description Childproof Door Lever Lock is designed to enhance safety by preventing children from accessing restricted areas. Its unique locking mechanism requires two hands to lock and allows for easy one-handed unlocking, making it user-friendly for adults while remaining challenging for children. The lock features a simple, low-profile design that seamlessly blends with your home decor. Technical specifications Material: 3M VHB adhesive tape Adhesive strength: Strong viscosity (optimal effect after 24 hours) Installation: No tools or drilling required Installation Peel off the 3M VHB tape and place the lever lock on the door. Ensure the arm cannot be pushed up or down when in "lock" and "unlock" positions. Usage Press the white circle button below first, then press the double buttons together to lock. Push the arm up until you hear a "click" to confirm it is locked. To unlock, press the double buttons and push the arm down until you hear a "click". Permanently unlock the