Pet House Alarm

16250Published On Nov 08,2009 06:20 AMshare0
Are you afraid of dogs? It can be true for most people. But sometimes you may approach a pet house with bad dogs inside by accident. What can we do to avoid things like this? Our cool play makers give us the answer!We use a buzzer and a colorful light as an alarm. An approach switch is preferred to control the alarm. When anyone approaches the pet house, the buzzer sounds and the colorful light is on.

Step by Step Introduction


9V to Barrel Jack Adapter
$0.50 Add To Cart
Grove – Buzzer
$1.90 Add To Cart
Grove – Infrared Emitter
$3.90 Add To Cart
Grove – Branch Cable
$3.90 Add To Cart
Logic DC Jack(Mainboard) from Techbox Tricks
$25.00 Add To Cart
Grove – Universal 4 Pin Buckled Cables
$2.90 Add To Cart
Add All To Cart
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