- Size: One size - Mister Gadget mg3109 keychain in brown, designed to organize and easily locate keys - Features LED light and sound, making it easier to find keys in the dark or in bags - Fun and original design, ideal as an accessory for the home, office, or as a practical gift - Made with high-quality materials that ensure strength and durability - Compact size (8 x 3.5 x 3.5 cm) and lightweight (0.02 kg), easy to carry - Perfect for those looking for functionality and style in a keychain