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 photos shown Weight:70g Applicable scope: WindowSpecifications:Features: 100% brand new and effective It is strong,solid and sturdy, exquisite workmanship, aluminum alloy frame that can be reused many times. There is no should install extra tools,it equips a hex key in every single window locks, protecting the song by means of key control. Can be easily applied to most environments;By protecting the windows in part open and closed, the burglar-proof and thieves can stop children from falling and the safety in their families whereas convalescing air circulationPackage Included:1* Window LockNotes:1. Measurement of the thing lying the desk could cause slight difference. 2. The real color of the object could also be barely diverse from the photographs shown website caused by many points reminiscent of brightness of your monitor and light brightness when photograph taking. Thank you in your understanding!