DC Vibration Motor Module is a compact haptic feedback module featuring a 10mm vibration motor, MOSFET drive, and PWM control for adjustable vibration intensity. Operating from 3–5.3V DC with low power consumption, it is ideal for Arduino, ESP32, wearable devices, robotics, silent alerts, timers, and interactive electronics projects.

SYN6988 Speech Synthesis TTS Voice Module is a versatile Text-to-Speech module supporting English and Chinese voice synthesis, UART and SPI communication, and up to 4,000 bytes of text input. With standby mode and included USB-to-TTL converter, it is ideal for Arduino, ESP32, robotics, smart home, automated announcements, and voice-enabled projects.

PAM8403 5V 3W+3W Stereo Audio Amplifier Module is a compact and efficient Class-D amplifier featuring dual-channel 3W+3W output, 2.5V–5.5V operation, up to 87% efficiency, low noise, and built-in short-circuit and thermal protection. It is ideal for Arduino, ESP32, Raspberry Pi, Bluetooth speakers, robotics, gaming, and portable audio projects.

Long Range Li-Fi Data Transfer Module is a visible light communication system designed for wireless serial data transmission using LED light. Supporting 9600 bps communication and 8–10 feet range, with adjustable receiver sensitivity, it is ideal for robotics, IoT, indoor navigation, RF-sensitive environments, educational projects, and optical communication experiments.

MX1919 Based Motor Driver Module is a compact dual H-bridge controller supporting up to 2.5A peak current, 2–10V DC operation, and 1.8V/3.3V/5V logic compatibility. It can control two DC motors or one 4-wire stepper motor, making it ideal for Arduino, ESP32, Raspberry Pi, micro-mouse, line-following, robotic, and DIY projects.