New 199 Kinds Compound Mode Switch Circuits Electronics Discovery Kit Electronic Building Blocks Assembling Toys for Kids GTSV The best takeoff weight: 550

The best takeoff weight: 550 grams

Preci&sion: 4096

1 X 2pin OSD cable

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Prodcut size:36*50mm Weight Product weight:180g

New 199 Kinds Compound Mode Switch Circuits Electronics Discovery Kit Electronic Building Blocks Assembling Toys for Kids GTSV The best takeoff weight: 550199 kinds of compound mode switch circuit electronic discovery kit electronic building block children's toy assembly Product Description: 1. There are more than 30 components in the working electronic circuit switch circuit, and 199 different electronic projects are created. These components include snap wires, slide switches, alarm circuits, music ICs, and loudspeakers that can be easily stuck together on the attached plastic grid without welding. 2.