Mini Fridge Project to the rescue with these peltiers!
Peltiers are an awesome way of showing laws thermodynamics. Its super cool to see how one side of the plate is able to get super hot and one side is able to get super cold when an electricity runs in the peltiers. 🙂
Here is the video unboxing of the Peltiers Unboxing:
YSTech Full Review: http://ystech.org/peltiers
Aliexpress Link for Lens: bit.ly/peltierYSTECH_ORG