Ultrasonic sensors overcome many of the weaknesses of IR sensors – they provide distance measurement regardless of color and lighting

Module Knock Hit sensor module KY-031 The hit sensor registers hits and sends a high level signal to the output

Feature Bosch has stepped up their game with their new BMP280 sensor, an environmental sensor with temperature. This sensor is

WATER LEVEL SENSOR The moisture sensor detects water and other liquids and outputs a corresponding analog signal via its signal