Specification: Window lock size: 6X3.7X1.5CM Chain length: 20CM Screw size: M4*2.5CM Double Switch Design Press the left button first, then push the right slider. Adjustable Chain Length Can adjust the length of the chain to determine the gap size for properventilation Features Bearing capacity 15KG Reserved screw holes Self-Adhesive Stainless steel chain buckle ABS Material 1 Wipe the surface of the installation location. 2 Peel off the adhesive and stick it. 3 Press the left switch first, then push down or up the slider. 4 Adjust the appropriate chain length at will.
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