Can be used on double ceiling gypsum boards and other areas where screw pull strength is weak. It is also embedded to make the exposed part of the camera body appear smaller. ★ Compatible Cameras★ WV-X2232LJ/WV-S2136LJ/WV-S2116L/WV-S2116LD/WV-S2135/WV-S2115/WV-S2131L/WV-S2130/WV-S2130RJ/WV-S211L/WV-S2111LD/WV-SV-S2110J/. WV-S2110RJ/WV-U2134AJ/WV-U2114AJ/WV-U2134J/WV-U2114J