KY031 Knock Sensor Module

The Knock Sensor Module is a compact vibration and impact detection module designed to detect knocking, tapping, vibration, and mechanical impacts. It uses a sensitive spring-based vibration sensor to detect physical movement and provides a digital output that can be easily interfaced with Arduino, ESP32, Raspberry Pi, and other microcontroller boards.

The module features a simple 3-pin interface (S, +, -) for easy connection and is suitable for DIY electronics, vibration monitoring, security systems, knock detection, and automation projects.

Features:

• Sensitive knock and vibration detection
• Detects tapping, shaking, and mechanical impacts
• Simple 3-pin interface: S, +, -
• Compact and lightweight design
• Easy to interface with microcontroller boards
• Suitable for Arduino, ESP32, Raspberry Pi, and DIY projects

Applications:

• Knock and tap detection
• Vibration monitoring
• Security and anti-tamper systems
• DIY Arduino projects
• Automation and smart control systems
• Impact and movement detection

Package Includes:

• 1 × Knock Sensor Module