1: mini external rotor brushless motor (without a built-in drive circuit).
Net weight: 32g. Very fine workmanship.
2. The 3 phase 4 wire, 4 line extraction (the brown line is the common end)
3. The coil diameter, should be a large current type.
1. High speed brushless fan
2. The DIY generator (wind power)
Net weight: 32g
3 phase 4 wire dc motor
dia 29mm, height 11mm