Safety buckle design: Increase the safety buckle design, the items will not fall in strong wind Compared with ordinary ceiling hooks, Q hooks are weatherproof and windproof, and are very suitable for hanging outdoor garden light strings. Don't worry about items being knocked over, it's safer.[Sturdy and durable] Outdoor lamp hook size is 4.2 x 3.73 cm, high-quality iron, black anti-rust coating, suitable for indoor and outdoor use. The Q-type hook is sturdy and durable, carrying 40 pounds (approximately 18.1 kg), and is durable.Easy to install and use: easy to install the lanyard light hook. You can screw the hook on the wood with your hand or a wrench. You can also use an electric drill to drill a 0.25 inch (about 0.6 cm) hole in the concrete wall, insert the expansion tube into it, and finally tighten the hook with a screwdriver. wrench. Very suitable for terraces, roofs, decks, ceilings, porches, balconies, trees, fences, etc.[Wide use] Outdoor hooks are windproof, strong and durable. You can use them anywhere Very suitable for outdoor string lights, garden lights, Christmas lights, plants, fairy lights, bird feeders and houses, flower pots, wind chimes, icicle lights, deck lights, cups and decorations.colour: blackMaterial: ironPackage Contents:30 x Threaded hook30 x expansion tubeOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.