LM2596 DC-DC Step Down Module

MQ-135 Air Quality Module

13.56MHz RFID Module (MFRC522)

ACS712 20A Hall Effect Current Sensor (AC/DC)

A4988 Stepper Motor Driver

L298N Dual H-Bridge DC Motor and Stepper Motor Drive Module

INA219 I2C Current Sensor Module

DS18B20 Waterproof Temperature Sensor Probe – 2m Cable

K Type Thermocouple M6 – Approx. 1m

PIR Motion Sensor Switch 12V/24V 6A

MPS20N0040D 0–40 kPa Air Pressure Sensor

PCA9685 16-Channel PWM Controller with I2C Interface