说明

• Description: Product material: lightweight plastic; Product include: Base, cable tie, battery box, motor, propeller Applicable age: 6 - 14 years old; It can be utilized as a physics coaching experiment, great to domesticate college students and children hands-on ability; 5V battery powered, now not included; Specification: Material: Plastic Size: approx 7 x 6 x 13cm/ 2 x 2 x 5 Battery powered: 2 x AA (not included) Package Includes: 1 Set of Wind Generator Kits

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