DIY Kit - IR Based Security System : LGSK027 Physics Working Model
Product ID: 90895497
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Description
- Educational DIY Science Kit - IR Based Security System
DIY Kit - IR Based Security System : LGSK027 Physics Working Model
Reviews
X**X
The circuit diagram is wrong The buzzer and led need ...
The circuit diagram is wrong The buzzer and led need to be in parallel connection to trigger the alarm In the circuit they are in serial connection
S**Y
Dissatisfied.
Didn't work at all. I had to purchase another locally.
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TrustScore 4.5 | 7,300+ reviews
Good experience, but the tracking updates could be better.
2 months ago
Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.
1 day ago
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