- plastic
- Hourglass DIY accessories--assembling the electronic hourglass pieces on your own can help you your soldering skills,solder hourglass practice kit
- Electronic hourglass kit--this kit is not recommended for beginners as it requires technical knowledge and experience in electronics,hourglass DIY kit
- Solder practice for DIY hourglass--the adjustable flow rate feature of this electronic hourglass kit makes it suitable for DIY enthusiasts,soldering kit project
- Electronic hourglass--the small size, lightweight, this electronic hourglass kit is portable, easy to use and carry around,hourglass soldering accessories
- Solder practice kits--this is a DIY electronic hourglass kit that is fun to make, also a good present choice,electronic soldering hourglass kit
