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Ships within 48 hours · Estimated delivery Sep 2 - Sep 7
Superior Performance: Stable and strong
Material: The bottom plate is made of brushed aluminum alloy
do not touch the tube of alcohol lamp tube
The appearance is exquisite and generous
The whole machine does not need to be assembled
Stark Electric Brushless Motor with Hall Sensor Reciprocating Engine Educational Toys Type_Vacuum Engine Superior Performance: Stable and strongStark Electric Brushless Motor with Hall Sensor Reciprocating Engine Educational ToysFeatures:. The reciprocating electromagnet used in this product is the best magnet obtained through many experiments. It can produce magnetic force in a better position in conjunction with the Hall sensor, which makes the operation effect better.. The bearing used in the product is a ball bearing, which has the characteristics of low friction, quietness and
