LM358 DC Motor Speed Controller Circuit Kit Soldering Training Circuit Board Discrete Parts TJ-56-748

$1.24

3.7~4.2V Battery Fuel Gauge Module for 1S Li-ion Ternary Battery with LED Display, Mini Size

$1.32

Yuque Tech MCU Electronic Piano DIY Kit, Creative Soldering Practice, Discrete Components, Adjustable Volume, High-Quality Sound

$13.10

(Loose Parts) Infrared Sensor Alarm Kit Electronic Circuit Soldering Product Craft Assembly Teaching Training DIY

$3.50

Wulu Electronics Radio Dual-Channel Bluetooth Speaker Kit with FM Tuning and Spectrum Light, Electronic DIY Soldering Assembly

$4.50

[Youxin Electronics] Original Authentic 4x4 Matrix Keyboard Module with 16-Key Switches for 51 Microcontroller Expansion

$3.19

4-Channel RC Car DIY Electronic Soldering Product Kit, Circuit Board Craft Production Assembly Practice Components

$4.50

Beginner Electronic DIY Kit: Soldering Practice, Circuit Board Assembly, and Component Learning Set

$0.70

SG90 2-DOF Servo Gimbal Plastic Bracket MG Dual-Axis Robotic Arm for RC Models, Surveillance, and Smart Robots

$4.68

Blue-Purple Red Laser Pointer Module Dot Wavelength 405nm Light Spot Focus Adjustment 360-Degree High-Precision Gimbal

$5.10

Wulv Electronics LED Electronic Hourglass Kit: Gravity-Sensing Timer for Fun DIY Assembly and Soldering Practice (Loose Parts)

$18.00

Wulu Electronics Intelligent Line-Tracking Car Kit: Infrared Sensor DIY Soldering & Assembly Training Set (Loose Parts)

$1.20