InfraRed Light Barrier Minikit Applications: science projects, announce visitors, warn against burglars, set boundaries, etc.
- Audible (85dB) and visible (LED) alert
- Range: 3.3 to 13 feet
- On/Off switch provided
- Power supply:
- Transmitter: 9V DC / 50mA max.
- Receiver: 9V DC / 20mA max.
- 9V battery holder and adapter jack included
- Soldering required (photo shows assembled circuit)
- Difficulty level: 2 out of 5
- Transmitter: 2.2 inches x 1.6 inches
- Receiver: 3.9 inches x 2.0 inches
- Not recommended for outdoor use