EASY INSTALLATION: The 40-pack Christmas light hanging hooks are quick and easy to install. You can use a screwdriver to screw the nail into the wooden beam or hammer the nail directly into the wooden beam.WIDELY USED: Q-hanger hooks for outdoor string lights, home Christmas light hooks, pumpkin Halloween outdoor string light hooks, holiday fairy lights & Patio Light hangers. Also perfect as an indoor/outdoor hanging hook for hanging lightweight items such as potted plants, wall plants, keys, wall decorations. Perfect for hanging lightweight items like outdoor lights, drip lines, plants, curtains, ropes, chains, mugs, feeders, plants, and more.HIGH QUALITY: Windproof and rust-free hangers for lights & other year-round outdoor wire holders. The open loop ensures quick release, but the extension provides total security. The hanging hooks hold up to 20 pounds, suitable for indoor and outdoor use.SIZE: Total length 3.5 cm / 1.37 inches can fit many items, 2.2 cm / 0.86 inches screw length is fixed. The open hook is 0.7 cm (0.28 inches).Color: BlackMaterial: Plastic + MetalPackage Contents:40 * Q-Hanger Hooks40 * Screws40 * Expansion TubesOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3 cm.