3PCS Infrared laser alarm technology small making scientific experiment kit electronic small making sound and light alarm
3PCS Infrared laser alarm technology small making scientific experiment kit electronic small making sound and light alarm
3PCS Infrared laser alarm technology small making scientific experiment kit electronic small making sound and light alarm
3PCS Infrared laser alarm technology small making scientific experiment kit electronic small making sound and light alarm

3PCS Infrared laser alarm technology small making scientific experiment kit electronic small making sound and light alarm

Price:   $12.87

  • Model: ic0A1494
  • Shipping Weight: 0.2kg
  • 9999 Units in Stock

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(complete orders today,deliverd around 23/04/2025)
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    Operating Temperature:-36 to 65
    Model Number:38564101207
    Type:Logic ICs
    Condition:New
    Laser head:6mm outside diameter
    Applicable age:Over eight years of age
    This is kits.

    working principleThis experimentThe transistor is used as a switch.

    1: no alarm when there is a laser radiation to the photosensitive resistance, the transistor as of the end of the active buzzer, stop calling the lights off.


    2: the alarm when the laser is blocked, no light to the photosensitive resistance, the transistor conduction, the buzzer to obtain power began to call, while the lights work to light, sound and light alarm.


    Laser head


    The wire with red and blue line and red black and red and yellow, random hair (red black or red blue is negative, negative, negative red yellow)

    Laser emission principle and special nature of the production process determines the characteristics of laser light that does not have a common: the Miyoshi (good monochromaticity, coherence, directionality) high (high intensity).

    The red line is positive, the blue line is negative.

    Parameters of laser head

    Product Name:

    Laser small copper head(Red)

    Transmit power:

    150mW

    Standard size:

    Phi6*10.5

    Working life:

    One thousandMore hours

    Spot pattern:

    Spot spot, continuous output

    Laser wavelength:

    Sixty-five0nm (red)

    Light output power:

    <5mW

    Power supply voltage:

    3VDC

    Operating current:

    <25mA

    Working temperature:

    -36~65

    Storage temperature:

    -36~65

    Spot size:

    15mriceWhere is the spot10mm~Phi15mm

    Mainly used for laser toys, all kinds of level, such as earth

    Delivery list:

    3V laser head

    1

    Two section 5 battery box

    2

    Terminal

    1

    Buzzer

    1

    triode

    1

    light-emitting diode

    1

    Photosensitive resistance

    1

    potentiometer

    1

    *[Use matters needing attention] (buyers)*

    1, the laser is harmful to the eyes, do not look at the eyes, not to see the laser head, remember! (such as the need to protect the eyes can also wear a laser goggles)

    2, the laser is a small power laser, and small flashlight laser tube, is a safe laser.

    3 laser can not illuminate any reflective surface or smooth surface, the laser reflection is excellent, in the light of the reflective surface will produce reflection, if it happens to the human eye, can lead to injury.

    3. Children need to be used under adult supervision.

    4, do not need to take out the battery