DIY DC Motor Model Kit for Physics Science Learning

Description

Product Description Features: This is a simple permanent magnet DC motor model to demonstrate the DC electric motor working principle. It can be taken apart and reassembled, when powered with 3-6V voltage (some user may use 12V battery to test it, that is not advocated). It will rotate like a real electric motor ideal for school scientific projects or physics teaching. Science School Basic Electronic Demo Motor Teaching Project Permanent magnet DC motor model to DC electric motor, simple design easy to assemble and disassembled ideal for school scientific teaching project. DC motor experiment: input 3V - 6V DC through wires and terminals, the coil will rotating, and speed up when voltage step up. To avoid short circuit, two electric brush never touch the commutator segment. Specifications: Permanent magnet: 22*20*20 mm (8.8*8*8 inch) Br ≥ 72 mT, N-pole is red, S-pole is white Working Voltage: DC 3.0V-6.0V Material: Plastic + Metal Magnetic Flux Density: ≥ 72mT Operating Temperature: -20℃~70℃; Operating Humidity: 5%~90% RH; Installed Size: 14x8.7x11 cm (5.51”x3.42”x4.33”). Package include: 1Set DIY Simple DC Electric Motor Model Shipping Returns Contact Us Payment 1. Items sent from US warehouse. 2. Receiving time = Processing time + Shipping time. 3. Processing Time: Around 1-2 business Days. 4. Shipping Time: 3-5 business day. It may have a little delay during some holiday (such as Christmas), any problem, please feel free to contact. Always believe we can figure things out with communication, if it comes to return, the pacakge must be intact and the same as you receive. If you have any questions, please feel free to email our service specialists 24 Hours a Day, 7 Days a Week. We will reply you ASAP. Return/refund is accepted within 30 days after the buyer receives the item. NO exchange will be accepted after 30 days from the date when the item is received. Please contact us first before returning your product!!! If you have any questions, our Customer Service staffs welcome you to email us. We strive to answer all questions and resolve any problems as quickly as possible. We care about our valued customers, and will always try to help you. So if you have any problems, You can contact us 7*24, we will reply at the first time. We accept all verified payments from ebay. Orders will be shipped after receiving cleared payment. Shipping 1. Items sent from US warehouse. 2. Receiving time = Processing time + Shipping time. 3. Processing Time: Around 1-2 business Days. 4. Shipping Time: 3-5 business day. It may have a little delay during some holiday (such as Christmas), any problem, please feel free to contact. Returns Always believe we can figure things out with communication, if it comes to return, the pacakge must be intact and the same as you receive. If you have any questions, please feel free to email our service specialists 24 Hours a Day, 7 Days a Week. We will reply you ASAP. Return/refund is accepted within 30 days after the buyer receives the item. NO exchange will be accepted after 30 days from the date when the item is received. Please contact us first before returning your product!!! Contact Us If you have any questions, our Customer Service staffs welcome you to email us. We strive to answer all questions and resolve any problems as quickly as possible. We care about our valued customers, and will always try to help you. So if you have any problems, You can contact us 7*24, we will reply at the first time. Payment We accept all verified payments from ebay. Orders will be shipped after receiving cleared payment. 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