310 gear motor reducer motor educational handmade accessories

SINONING

$1.99 

(1) Size: 40 * 40mm, 15mm thickness
 
(2) Motor: 310 motor, without the line, voltage 3v, pick 1-3v 2-6v batteries or solar panels
 
(3) Deceleration: 12.1 times
 
(4) Speed: 3V when about 300 revolutions per minute
 
 
(5) shaft: shaft diameter 2mm, total shaft length 60mm