hand2mindETA Handheld DC Crank Generator

ETA hand2mind Handheld DC Crank Generator

CrocSee Micro 3 Phase AC Mini Hand Brushless Motor Generator Model Science Experiment Teaching Aid Kit DIY

BNTECHGO 28 AWG Magnet Wire - Enameled Copper Wire - Enameled Magnet Winding Wire - 4 oz - 0.0122" Diameter 1 Spool Coil Red Temperature Rating 155℃ Widely Used for Transformers Inductors