① is mainly used on household doors and tables and chairs. Prevent damage occur collisions to his disciples when the wind, avoid sending hit hum, while preventing children being locked in a room and dangers as well as convenient access door is closed.


② baby starts learning to walk, curious about the world and explore a MOM and love playing cat games, with this security key card, never again worry about baby's finger was caught, attentive parents may have to give the baby up, Oh! Small things, Oh ~