Động cơ bánh răng siêu tốc 30RPM N20 DC 6V giảm tốc với bánh xe hộp số kim loại

Brand new & high quality Voltage: 6V.Model: N20 Revolving Speed: 30RPM Motor Size: 12mm(diameter) x 26mm(height) Shaft Size: 3mm(diameter) x 10mm(length) colour: silver + gold Material: metal size: 12mmx36mm Package Contents: 1 x micro-speed reduction gear motor Due to different production batches, the appearance of the product is shipped randomly, which does not affect the use Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.