VELLEMAN MK120 Infrared Light Barrier Alarm Detection Kit

Features
- Infrared transmitter and receiver detection system
- Invisible infrared light barrier
- Audible alarm and LED visual indication
- 85dB built-in alarm output
- Detection range from 1 to 4 metres
- Ideal for visitor announcement and intrusion detection
- Suitable for science experiments and educational projects
- ON/OFF switch for convenient operation
- Includes battery holders and DC power connectors
- Compact, easy-to-build electronic kit
Specifications
- Product Code: VELLEMAN MK120
- Product Name: Infrared Light Barrier Kit
- Function Group: Alarms / Detectors / Security
- Detection Technology: Infrared beam interruption
- Detection Range: 1-4m (3.3-13ft)
- Audible Alarm: 85dB buzzer
- Visual Indicator: LED
- Power Supply (Transmitter): 9VDC, 50mA maximum
- Power Supply (Receiver): 9VDC, 20mA maximum
- Power Options: 9V battery holder and DC adapter jack included
- Transmitter Dimensions: 55 × 40mm (2.2 × 1.6")
- Receiver Dimensions: 100 × 50mm (3.9 × 2.0")
- Recommended Use: Indoor only (not recommended for outdoor applications)
- Typical Applications: Visitor notification, burglar detection, boundary monitoring, object detection, access control, educational electronics, STEM projects, science demonstrations, museum displays, workshop monitoring, and DIY security systems.

What's in the box
1 x VELLEMAN MK120 Infrared Light Barrier Alarm Detection Kit