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|Features||Laser alarm device, DIY experiment|
|Specification||Laser: 5mW; Working voltage: 3~5V; Buzzer: 3V SS8550 Potentiometer; 5516 Photoresistor; Terminal block 7.63-4P|
|Application||When the light exposure to the photosensitive resistor, the transistor is turned on, the buzzer get power and start chirping; When light shines on the photoresistor, the transistor stops, buzzer power off and stops chirping; The transistors as an electronic switch|
|Packing List||1 x Terminal block |
1 x 2 -1.5V AAA battery case with switch (14cm-cable)
1 x 2-1.5V AAA battery case without cover (15cm-cable)
1 x 3V buzzer
1 x 5K Potentiometer
1 x SS8550 Potentiometer
1 x Photoresistor
1 x 3~5V Laser head
1 x English user manual
To enable volume discounts on this site, use coupon code: BULKRATE during checkout. You will see a discount applied at the bottom of the shopping cart. Competitive pricing is available. Contact us for details.
|Quantity||3+ units||5+ units||10+ units|
|Rate||US$5.07 shipped||US$5.05 shipped||US$5.04 shipped|
What is Bulk Rate? BulkRate is a semi-wholesale system with items priced separately from retail. When you use bulk rates, a flat $1.70 registered air mail fee will automatically be added to your cart to ensure delivery of package. While BulkRate's intention is to offer cheaper prices when you buy in bulk, because it is priced separately it on occassions show a higher than retail price. That's why we ask you to enter BULKRATE as a coupon code to manually activate the rates. You can always opt not to use the bulk rates. If you are looking for wholesale prices please feel free to contact us.
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