Package contains : 1 Nos MQ4 Smoke sensor module

The CJMCU-219 INA219 Power Monitoring Module is a precision current, voltage, and power sensor with I2C interface and zero-drift accuracy. It supports bidirectional current measurement and integrates easily with Arduino or Raspberry Pi for power supply and battery monitoring applications.

Package contains : 1 Nos MQ7 Carbon Monoxide Gas Sensor Module for Arduino / Raspberry Pi

DHT22 is a high-precision digital temperature and humidity sensor ideal for IoT and automation projects. It delivers accurate, calibrated digital output with low power consumption and long-term stability. Perfect for HVAC, weather stations, data loggers, and smart home applications.

Package contains 1 nos DHT22 Humidity and Temperature Sensor Module (AM2302)