

The Heavy Duty AA Battery provides reliable and long-lasting power for everyday electronics, toys, and DIY projects.

Durable 16mm metal power button switch connectors designed for quick and secure wiring of panel-mount push button switches.

The AA Battery Holder (4 Cell) is a compact power solution designed to hold four AA batteries, providing a stable 6V output for electronics and DIY projects.

The pH Sensor Analog Meter Kit is designed for measuring liquid acidity/alkalinity, providing an analog output compatible with Arduino and other microcontrollers.

The ESP32 30P Development Expansion Board is a convenient breakout base that expands all pins of the ESP32 (30-pin) for easy prototyping and stable power distribution.

The MG996R Servo Motor is a high-torque metal gear servo with 180° rotation, ideal for robotics, RC vehicles, and precision control applications.

The 1-inch Castor Wheel is a compact and smooth-rolling support wheel, ideal for robotics, small carts, and DIY mobility projects.

The Voltage Detection Sensor Module (25V) allows safe measurement of higher voltages using microcontrollers by stepping down input voltage to a readable range.
