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The power generation model is simple to use: a micro-generator modified with a two-cylinder engine as a power source
or coffee as the heat source
the performance is superior
depending on personal ability
allowing you to explore science and observe the magic while playing
Metal Rotor Clip for Yuxiang F119S Little Bird RC Helicopters Type_16 Cylinder Stirling The power generation model isMetal Rotor Clip Compatible with F119S Little Bird Helicopters Features: . Metal Rotor Clip Compatible with F119S Little Bird Helicopters. Specifications: . Material: Metal . Product Weight: 50g . Package Weight: 70g . Product Dimensions: 2 x 2 x 3cm . Package Dimensions: 2 x 2 x 3cm . Packing: Box . Age: 16+
US$ 35.00
US$ 65.00
US$ 33.00
