หลอดทดลองแก้วทนความร้อนสูง 6 ชิ้น หลอดแก้วโบโรซิลิเกตแบบใช้ซ้ำได้ สำหรับการทดลองทางเคมีและวิทยาศาสตร์

1Pair 2pcs Mini 8mm Stepper Motor Micro 2-phase 4-wire Stepping Motor with 9 Teeth Copper Gear

Precision Electronic Lock Motor N20 Geared Motor Micro DC 1.5V 3V 3.7V 5V with Feedback Linear 13MM 45MM Long Shaft Gear Motor

Mini N20 Full Metal Gearbox Gear Motor DC 3V 5V 6V 62RPM Long Screw Shaft Worm Gear Motor For Toy Model Aircraft Folding Landing

DC 3V 4.5V 6V 27000RPM High Speed 130 Motor For Remote Control Toy Car Model

GA12 N20 Encoder DC 12V (6V 5V 3V) Mini Micro Metal Gear DC Motor with Gearwheel High Torque 30-4000RPM 7PPR Hall Sensor Encoder

DC 3V 5V 6V 12RPM Mini N30 Gear Motor Single Long Shaft Slow Speed High Torque Worm All Metal gearbox Motor Right Angle Robot

Brand new 300 DC gear Motor 3V~12V 12~45rpm Worm Gear Box Motor with Eccentric Wheel,in stock ~

GA12-N20 DC 3V 6V 12V Micro Metal Gear Motor Gear Wheel Gear Motor 30RPM 50RPM 60RPM 100RPM 150RPM 200RPM 300RPM 600RPM 1000RPM

Black White 130 Motor Kit With 2xAA Battery Storage Case And Switch 16500 RPM Mini DIY Electronic Motor Circuit Models Kit

0412 5PCS Mini Hollow Cup Coreless Motor DC 3.7V 60000RPM High-Speed CW CCW For RC Drone Quadcopter DIY Engine