- This product can protect children against unexpected danger of electric shock 2. Keep your child always safe from electronics and avoid accidents 3. Baby difficult to pull out, just available to parents pull out by special key 4. Used alone does not affect the normal use of other power plugs 5. Easy to install 6. Humanized design, common to two plug sockets 7. After the power security lock has been installed you can open it with the provided keys for use 8. Durable and reliable 9. Material: Plastic 10. Socket cover Size: 33x33x26mm 11. Lock size: 55x30x10mm