Description

Note: This is a DIY kit, you need to assemble it, easy to install, not supply instructions.

Working principle:

When no light hits the photosensitive resistor, the transistor turns on and the buzzer gets the power to start tweeting. When there is light on the photosensitive resistor, the transistor is turned off, the buzzer is powered off, stop tweet. Transistor used here as an electronic switch.

Feature:

Laser: 5mw

Working voltage 3V

Package includes:

1 x DIY Infrared Laser Kit

DIY Infrared Laser Aiming Anti-theft Burglar Alarm Module Kit 12

Reviews

There are no reviews yet.

Be the first to review “DIY Infrared Laser Aiming Anti-theft Burglar Alarm Module Kit”

You must be logged in to post a review.

DIY Infrared Laser Aiming Anti-theft Burglar Alarm Module Kit

Description

Reviews

Related products

5 x 300pcs 10 Values 50V 10pF To 100nF Multilayer Ceramic Capacitor Assortment Kit 150pcs Each Value

30pcs 1300 : 8 Ohm Audio Transformer EE14 Transformateur Audio POS Transformador

50Pcs TO-220 Aluminum Triode Heat Sink 25×23.5×15.8mm Aluminum Radiator

100pcs PCB Panel Mount 3.5mm Female Earphone Socket Jack Connector