DIY LED Electronic Hourglass Kit
- Name: Electronic hourglass
- Model: EH-30
- Working voltage: DC 3.3-5V
- Shape Size: 74.4*43.7*24mm
- Hourglass Speed: Adjustable
- Packing Weight: 34g/kit
- LED Color: Blue
Tools you need:
1. Iron (30W) 2. Solder wire 3. Multimeter 4. Tweezers 5. Wire cutters
Precautions:
1. Check part values & quantities against the part list.
2. Always meter resistors values before soldering.
3. Understand all part polarities and orientations.
4. Component list:
J***z –
Great kit, excellent for learning electronics and really fun to make. It is also useful. Fast shipping. I upgraded it adding a micro USB port to power the hourglass instead of two cables.
M***i –
High quality PCB, all parts in the package and works fine immediately after soldering. Highly recommended.
M***S –
Easy to build, max time is about 80sec, very bright LEDs 🙂