Pulse Sensor Heart Rate Module measures real-time heart rate through a fingertip or earlobe, providing a clean analog output for Arduino, Raspberry Pi, and IoT health projects.
Raindrop Sensor Module detects rain or water presence using a high-sensitivity resistive plate and provides both digital and analog outputs for Arduino, Raspberry Pi, and IoT weather projects.
RC522 RFID Reader/Writer Module operates at 13.56 MHz using SPI/I2C/UART interfaces. Reads and writes MIFARE S50/S70 cards and key fobs, ideal for Arduino, Raspberry Pi, and IoT security projects.
Soil Moisture Sensor Module detects real-time soil humidity levels and outputs analog and digital signals. Ideal for Arduino, Raspberry Pi, and IoT irrigation or greenhouse automation.
The SW520D Tilt Sensor Module is a compact, digital vibration and tilt detection module. It detects angular movement, vibration, or tilt and outputs a digital HIGH/LOW signal. Ideal for DIY electronics, security alarms, robotics, and motion-sensing projects.
Tachometer RPM Speed Measuring Optocoupler Module provides non-contact rotational speed detection using an infrared transmitter/receiver pair, offering high accuracy for Arduino, Raspberry Pi, and industrial automation projects.
TDS Meter V1.0 Module measures Total Dissolved Solids (TDS) in water, giving accurate readings of water purity and conductivity. Ideal for Arduino, ESP32, Raspberry Pi, and IoT water-quality monitoring systems.
The TTP223 Capacitive Touch Sensor Module is a compact, digital touch switch that replaces mechanical buttons. It detects finger touch through capacitive sensing and outputs a stable HIGH/LOW signal, suitable for Arduino, Raspberry Pi, NodeMCU, and DIY electronics projects.