Sntieecr 6 Set 131 PCS DC Motors Kit, Mini Electric Motor 1.5-3V 15000RPM with 66 PCS Plastic Gears, Shaft Propeller, Bulbs, Buzzer Sounder, Science Experiment Set for Kid DIY STEM Engineering Project

Description

SCIENCE MOTOR KIT: Comes with 6 x DC Motor, 6 x Battery Holder Case, 6 x Rocker Switch, 6 x Motor Mounting Bracket, 12 x Electronic Wires(3.92″), 1 x Heat Shrink Tubes(40cm⌀3mm), 66 x Plastic Gears, 6 x Shaft Propeller with 4 Vanes, 6 x Shaft Propeller with 3 Vanes, 5 x Bulbs, 3 x Bulb Holders, 3 x Buzzer Sounders, 5 x Crocodile Clip Leads, enough circuit accessories for kids DIY STEM science experiments
COLORFUL SHAFT PROPELLERS: 12 Pieces 2 style different colors shaft propellers, 6 pieces 4 Vanes shaft propellers, 6 pieces 3 Vanes shaft propellers can meet your different needs, permit you to make science and STEM projects a lot more fun and more choices to suit your experiments
DC MOTORS: Body Diameter: 28mm/ 1.06″; Mounting Hole Distance(center to center): 15mm/ 0.59″; Shaft Size: 10 x 2.0mm/ 0.39″ x 0.08″(L x D); Motor Body Length: 38mm/ 1.46″
WIDE APPLICATIONS: This complete electric motor kit good for kids experiment and explore basic electrical simple circuits. It will also be used in school in science, STEM, technology and design courses, easy to meet your project needs, properly educating some circuit knowledge would be a good interaction time with your kids together
WARNING: Suitable for 8+ years. Be careful of scald due to short circuit. Don’t mix old and new batteries. Don’t mix alkaline, standard (carbon-zinc), or rechargeable batteries, the kids will have to use under the supervision of adults. It is suggested that the voltage be 1.5V-3V. If the voltage is 3V, please keep watch over the time. The use time will have to not be too long, and the time will have to be controlled within 3 minutes. After 5-10 minutes, the circuit will generate heat and short circuit