Aluminum Alloy Window Lock Stopper Sliding Window Anti-theft lock Window Sliding Door Baby Kids Child Safety Doors LockName: Aluminum Window Lock Material:Aluminum Alloy Color:Silver Size:As photographs proven Weight:70g Applicable scope: WindowSpecifications:Features: 100 percent brand new and effective It is strong,solid and sturdy, exquisite workmanship, aluminum alloy frame that can be reused many times. There is not any should install extra tools,it equips a hex key in each window locks, preserving the song through key control. Can be easily applied to maximum environments;By keeping the home windows in part open and closed, the burglar-proof and thieves can prevent adolescents from falling and the security in their households whereas improving air circulationPackage Included:1* Window LockNotes:1. Measurement of the item lying the table can cause slight difference. 2. The genuine colour of the object could also be barely various from the pictures shown online page caused by many factors such as brightness of your display screen and light brightness when picture taking. Thank you to your understanding!